Home / 38,127.47-57,184.19-15,934.89

Finding the Fourth Proportional to 38,127.47, 57,184.19 and 15,934.89

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Solution

The fourth proportional to 38,127.47, 57,184.19 and 15,934.89 is: 23,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,127.47 : 57,184.19 = 15,934.89 : x
  2. Step 2: Convert to fraction form
    38,127.47/57,184.19 = 15,934.89/x
  3. Step 3: Cross multiply
    38,127.47x = 57,184.19 × 15,934.89
  4. Step 4: Simplify right side
    38,127.47x = 911,223,697.71
  5. Step 5: Solve for x
    x = 911,223,697.71/38,127.47
  6. Step 6: Final answer
    x = 23,899.40

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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.