Home / 38,508.30-57,762.45-17,440.20

Finding the Fourth Proportional to 38,508.30, 57,762.45 and 17,440.20

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Solution

The fourth proportional to 38,508.30, 57,762.45 and 17,440.20 is: 26,160.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,508.30 : 57,762.45 = 17,440.20 : x
  2. Step 2: Convert to fraction form
    38,508.30/57,762.45 = 17,440.20/x
  3. Step 3: Cross multiply
    38,508.30x = 57,762.45 × 17,440.20
  4. Step 4: Simplify right side
    38,508.30x = 1,007,388,680.49
  5. Step 5: Solve for x
    x = 1,007,388,680.49/38,508.30
  6. Step 6: Final answer
    x = 26,160.30

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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.