Home / 27,356.55-37,752.03-14,781.30

Finding the Fourth Proportional to 27,356.55, 37,752.03 and 14,781.30

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Solution

The fourth proportional to 27,356.55, 37,752.03 and 14,781.30 is: 20,398.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,356.55 : 37,752.03 = 14,781.30 : x
  2. Step 2: Convert to fraction form
    27,356.55/37,752.03 = 14,781.30/x
  3. Step 3: Cross multiply
    27,356.55x = 37,752.03 × 14,781.30
  4. Step 4: Simplify right side
    27,356.55x = 558,024,081.04
  5. Step 5: Solve for x
    x = 558,024,081.04/27,356.55
  6. Step 6: Final answer
    x = 20,398.19

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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.