Home / 32,912.16-49,337.10-20,269.68

Finding the Fourth Proportional to 32,912.16, 49,337.10 and 20,269.68

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Solution

The fourth proportional to 32,912.16, 49,337.10 and 20,269.68 is: 30,385.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,912.16 : 49,337.10 = 20,269.68 : x
  2. Step 2: Convert to fraction form
    32,912.16/49,337.10 = 20,269.68/x
  3. Step 3: Cross multiply
    32,912.16x = 49,337.10 × 20,269.68
  4. Step 4: Simplify right side
    32,912.16x = 1,000,047,229.13
  5. Step 5: Solve for x
    x = 1,000,047,229.13/32,912.16
  6. Step 6: Final answer
    x = 30,385.34

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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.