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Finding the Fourth Proportional to 32,559.54, 48,839.70 and 10,372.80

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Solution

The fourth proportional to 32,559.54, 48,839.70 and 10,372.80 is: 15,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,559.54 : 48,839.70 = 10,372.80 : x
  2. Step 2: Convert to fraction form
    32,559.54/48,839.70 = 10,372.80/x
  3. Step 3: Cross multiply
    32,559.54x = 48,839.70 × 10,372.80
  4. Step 4: Simplify right side
    32,559.54x = 506,604,440.16
  5. Step 5: Solve for x
    x = 506,604,440.16/32,559.54
  6. Step 6: Final answer
    x = 15,559.32

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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.