Home / 47,032.38-70,541.28-13,744.62

Finding the Fourth Proportional to 47,032.38, 70,541.28 and 13,744.62

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Solution

The fourth proportional to 47,032.38, 70,541.28 and 13,744.62 is: 20,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,032.38 : 70,541.28 = 13,744.62 : x
  2. Step 2: Convert to fraction form
    47,032.38/70,541.28 = 13,744.62/x
  3. Step 3: Cross multiply
    47,032.38x = 70,541.28 × 13,744.62
  4. Step 4: Simplify right side
    47,032.38x = 969,563,087.91
  5. Step 5: Solve for x
    x = 969,563,087.91/47,032.38
  6. Step 6: Final answer
    x = 20,614.80

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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.