Home / 12,366.43-17,064.95-7,331.13

Finding the Fourth Proportional to 12,366.43, 17,064.95 and 7,331.13

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Solution

The fourth proportional to 12,366.43, 17,064.95 and 7,331.13 is: 10,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,366.43 : 17,064.95 = 7,331.13 : x
  2. Step 2: Convert to fraction form
    12,366.43/17,064.95 = 7,331.13/x
  3. Step 3: Cross multiply
    12,366.43x = 17,064.95 × 7,331.13
  4. Step 4: Simplify right side
    12,366.43x = 125,105,330.24
  5. Step 5: Solve for x
    x = 125,105,330.24/12,366.43
  6. Step 6: Final answer
    x = 10,116.53

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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.