Home / 12,572.46-17,371.89-10,332.63

Finding the Fourth Proportional to 12,572.46, 17,371.89 and 10,332.63

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Solution

The fourth proportional to 12,572.46, 17,371.89 and 10,332.63 is: 14,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572.46 : 17,371.89 = 10,332.63 : x
  2. Step 2: Convert to fraction form
    12,572.46/17,371.89 = 10,332.63/x
  3. Step 3: Cross multiply
    12,572.46x = 17,371.89 × 10,332.63
  4. Step 4: Simplify right side
    12,572.46x = 179,497,311.77
  5. Step 5: Solve for x
    x = 179,497,311.77/12,572.46
  6. Step 6: Final answer
    x = 14,277.02

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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.