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Finding the Fourth Proportional to 52,324.79, 78,489.90 and 17,267.18

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Solution

The fourth proportional to 52,324.79, 78,489.90 and 17,267.18 is: 25,901.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,324.79 : 78,489.90 = 17,267.18 : x
  2. Step 2: Convert to fraction form
    52,324.79/78,489.90 = 17,267.18/x
  3. Step 3: Cross multiply
    52,324.79x = 78,489.90 × 17,267.18
  4. Step 4: Simplify right side
    52,324.79x = 1,355,298,839.03
  5. Step 5: Solve for x
    x = 1,355,298,839.03/52,324.79
  6. Step 6: Final answer
    x = 25,901.66

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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.