Home / 12,932.34-19,398.12-3,572.92

Finding the Fourth Proportional to 12,932.34, 19,398.12 and 3,572.92

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Solution

The fourth proportional to 12,932.34, 19,398.12 and 3,572.92 is: 5,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932.34 : 19,398.12 = 3,572.92 : x
  2. Step 2: Convert to fraction form
    12,932.34/19,398.12 = 3,572.92/x
  3. Step 3: Cross multiply
    12,932.34x = 19,398.12 × 3,572.92
  4. Step 4: Simplify right side
    12,932.34x = 69,307,930.91
  5. Step 5: Solve for x
    x = 69,307,930.91/12,932.34
  6. Step 6: Final answer
    x = 5,359.27

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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.