Home / 12,566.92-17,298.80-10,864.64

Finding the Fourth Proportional to 12,566.92, 17,298.80 and 10,864.64

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Solution

The fourth proportional to 12,566.92, 17,298.80 and 10,864.64 is: 14,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566.92 : 17,298.80 = 10,864.64 : x
  2. Step 2: Convert to fraction form
    12,566.92/17,298.80 = 10,864.64/x
  3. Step 3: Cross multiply
    12,566.92x = 17,298.80 × 10,864.64
  4. Step 4: Simplify right side
    12,566.92x = 187,945,234.43
  5. Step 5: Solve for x
    x = 187,945,234.43/12,566.92
  6. Step 6: Final answer
    x = 14,955.55

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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.