Home / 22,931.28-34,397.82-21,684.60

Finding the Fourth Proportional to 22,931.28, 34,397.82 and 21,684.60

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Solution

The fourth proportional to 22,931.28, 34,397.82 and 21,684.60 is: 32,527.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,931.28 : 34,397.82 = 21,684.60 : x
  2. Step 2: Convert to fraction form
    22,931.28/34,397.82 = 21,684.60/x
  3. Step 3: Cross multiply
    22,931.28x = 34,397.82 × 21,684.60
  4. Step 4: Simplify right side
    22,931.28x = 745,902,967.57
  5. Step 5: Solve for x
    x = 745,902,967.57/22,931.28
  6. Step 6: Final answer
    x = 32,527.75

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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.