Home / 27,487.08-37,932.17-15,550.16

Finding the Fourth Proportional to 27,487.08, 37,932.17 and 15,550.16

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Solution

The fourth proportional to 27,487.08, 37,932.17 and 15,550.16 is: 21,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,487.08 : 37,932.17 = 15,550.16 : x
  2. Step 2: Convert to fraction form
    27,487.08/37,932.17 = 15,550.16/x
  3. Step 3: Cross multiply
    27,487.08x = 37,932.17 × 15,550.16
  4. Step 4: Simplify right side
    27,487.08x = 589,851,045.24
  5. Step 5: Solve for x
    x = 589,851,045.24/27,487.08
  6. Step 6: Final answer
    x = 21,459.21

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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.