Home / 12,527.73-17,279.97-8,057.13

Finding the Fourth Proportional to 12,527.73, 17,279.97 and 8,057.13

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Solution

The fourth proportional to 12,527.73, 17,279.97 and 8,057.13 is: 11,113.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,527.73 : 17,279.97 = 8,057.13 : x
  2. Step 2: Convert to fraction form
    12,527.73/17,279.97 = 8,057.13/x
  3. Step 3: Cross multiply
    12,527.73x = 17,279.97 × 8,057.13
  4. Step 4: Simplify right side
    12,527.73x = 139,226,964.69
  5. Step 5: Solve for x
    x = 139,226,964.69/12,527.73
  6. Step 6: Final answer
    x = 11,113.50

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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.