Home / 22,947.17-34,398.68-12,551.63

Finding the Fourth Proportional to 22,947.17, 34,398.68 and 12,551.63

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Solution

The fourth proportional to 22,947.17, 34,398.68 and 12,551.63 is: 18,815.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,947.17 : 34,398.68 = 12,551.63 : x
  2. Step 2: Convert to fraction form
    22,947.17/34,398.68 = 12,551.63/x
  3. Step 3: Cross multiply
    22,947.17x = 34,398.68 × 12,551.63
  4. Step 4: Simplify right side
    22,947.17x = 431,759,269.10
  5. Step 5: Solve for x
    x = 431,759,269.10/22,947.17
  6. Step 6: Final answer
    x = 18,815.36

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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.