Home / 50,466.60-75,635.10-38,721.60

Finding the Fourth Proportional to 50,466.60, 75,635.10 and 38,721.60

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Solution

The fourth proportional to 50,466.60, 75,635.10 and 38,721.60 is: 58,032.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,466.60 : 75,635.10 = 38,721.60 : x
  2. Step 2: Convert to fraction form
    50,466.60/75,635.10 = 38,721.60/x
  3. Step 3: Cross multiply
    50,466.60x = 75,635.10 × 38,721.60
  4. Step 4: Simplify right side
    50,466.60x = 2,928,712,088.16
  5. Step 5: Solve for x
    x = 2,928,712,088.16/50,466.60
  6. Step 6: Final answer
    x = 58,032.68

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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.