Home / 52,138.84-71,952.12-28,265.46

Finding the Fourth Proportional to 52,138.84, 71,952.12 and 28,265.46

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Solution

The fourth proportional to 52,138.84, 71,952.12 and 28,265.46 is: 39,006.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,138.84 : 71,952.12 = 28,265.46 : x
  2. Step 2: Convert to fraction form
    52,138.84/71,952.12 = 28,265.46/x
  3. Step 3: Cross multiply
    52,138.84x = 71,952.12 × 28,265.46
  4. Step 4: Simplify right side
    52,138.84x = 2,033,759,769.78
  5. Step 5: Solve for x
    x = 2,033,759,769.78/52,138.84
  6. Step 6: Final answer
    x = 39,006.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.