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Finding the Fourth Proportional to 32,931.48, 49,397.04 and 13,195.92

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Solution

The fourth proportional to 32,931.48, 49,397.04 and 13,195.92 is: 19,793.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,931.48 : 49,397.04 = 13,195.92 : x
  2. Step 2: Convert to fraction form
    32,931.48/49,397.04 = 13,195.92/x
  3. Step 3: Cross multiply
    32,931.48x = 49,397.04 × 13,195.92
  4. Step 4: Simplify right side
    32,931.48x = 651,839,388.08
  5. Step 5: Solve for x
    x = 651,839,388.08/32,931.48
  6. Step 6: Final answer
    x = 19,793.81

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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.