Home / 11,242.95-15,519.65-10,061.97

Finding the Fourth Proportional to 11,242.95, 15,519.65 and 10,061.97

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Solution

The fourth proportional to 11,242.95, 15,519.65 and 10,061.97 is: 13,889.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.95 : 15,519.65 = 10,061.97 : x
  2. Step 2: Convert to fraction form
    11,242.95/15,519.65 = 10,061.97/x
  3. Step 3: Cross multiply
    11,242.95x = 15,519.65 × 10,061.97
  4. Step 4: Simplify right side
    11,242.95x = 156,158,252.71
  5. Step 5: Solve for x
    x = 156,158,252.71/11,242.95
  6. Step 6: Final answer
    x = 13,889.44

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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.