Home / 27,428.91-37,851.12-16,250.91

Finding the Fourth Proportional to 27,428.91, 37,851.12 and 16,250.91

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Solution

The fourth proportional to 27,428.91, 37,851.12 and 16,250.91 is: 22,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,428.91 : 37,851.12 = 16,250.91 : x
  2. Step 2: Convert to fraction form
    27,428.91/37,851.12 = 16,250.91/x
  3. Step 3: Cross multiply
    27,428.91x = 37,851.12 × 16,250.91
  4. Step 4: Simplify right side
    27,428.91x = 615,115,144.52
  5. Step 5: Solve for x
    x = 615,115,144.52/27,428.91
  6. Step 6: Final answer
    x = 22,425.80

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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.