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Finding the Fourth Proportional to 32,229.72, 48,346.90 and 13,490.90

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Solution

The fourth proportional to 32,229.72, 48,346.90 and 13,490.90 is: 20,237.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,229.72 : 48,346.90 = 13,490.90 : x
  2. Step 2: Convert to fraction form
    32,229.72/48,346.90 = 13,490.90/x
  3. Step 3: Cross multiply
    32,229.72x = 48,346.90 × 13,490.90
  4. Step 4: Simplify right side
    32,229.72x = 652,243,193.21
  5. Step 5: Solve for x
    x = 652,243,193.21/32,229.72
  6. Step 6: Final answer
    x = 20,237.32

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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.