Home / 26,112.02-39,170.27-7,392.18

Finding the Fourth Proportional to 26,112.02, 39,170.27 and 7,392.18

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Solution

The fourth proportional to 26,112.02, 39,170.27 and 7,392.18 is: 11,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112.02 : 39,170.27 = 7,392.18 : x
  2. Step 2: Convert to fraction form
    26,112.02/39,170.27 = 7,392.18/x
  3. Step 3: Cross multiply
    26,112.02x = 39,170.27 × 7,392.18
  4. Step 4: Simplify right side
    26,112.02x = 289,553,686.49
  5. Step 5: Solve for x
    x = 289,553,686.49/26,112.02
  6. Step 6: Final answer
    x = 11,088.90

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.