Home / 12,572.04-18,854.94-4,251.87

Finding the Fourth Proportional to 12,572.04, 18,854.94 and 4,251.87

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Solution

The fourth proportional to 12,572.04, 18,854.94 and 4,251.87 is: 6,376.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572.04 : 18,854.94 = 4,251.87 : x
  2. Step 2: Convert to fraction form
    12,572.04/18,854.94 = 4,251.87/x
  3. Step 3: Cross multiply
    12,572.04x = 18,854.94 × 4,251.87
  4. Step 4: Simplify right side
    12,572.04x = 80,168,753.74
  5. Step 5: Solve for x
    x = 80,168,753.74/12,572.04
  6. Step 6: Final answer
    x = 6,376.75

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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.