Home / 35,223.19-48,612.97-21,798.77

Finding the Fourth Proportional to 35,223.19, 48,612.97 and 21,798.77

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Solution

The fourth proportional to 35,223.19, 48,612.97 and 21,798.77 is: 30,085.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,223.19 : 48,612.97 = 21,798.77 : x
  2. Step 2: Convert to fraction form
    35,223.19/48,612.97 = 21,798.77/x
  3. Step 3: Cross multiply
    35,223.19x = 48,612.97 × 21,798.77
  4. Step 4: Simplify right side
    35,223.19x = 1,059,702,736.23
  5. Step 5: Solve for x
    x = 1,059,702,736.23/35,223.19
  6. Step 6: Final answer
    x = 30,085.37

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.