Home / 38,001.16-52,441.44-21,234.16

Finding the Fourth Proportional to 38,001.16, 52,441.44 and 21,234.16

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Solution

The fourth proportional to 38,001.16, 52,441.44 and 21,234.16 is: 29,303.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,001.16 : 52,441.44 = 21,234.16 : x
  2. Step 2: Convert to fraction form
    38,001.16/52,441.44 = 21,234.16/x
  3. Step 3: Cross multiply
    38,001.16x = 52,441.44 × 21,234.16
  4. Step 4: Simplify right side
    38,001.16x = 1,113,549,927.59
  5. Step 5: Solve for x
    x = 1,113,549,927.59/38,001.16
  6. Step 6: Final answer
    x = 29,303.05

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Half scale
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Double scale
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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.