Home / 16,142.40-22,266.45-11,097.86

Finding the Fourth Proportional to 16,142.40, 22,266.45 and 11,097.86

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Solution

The fourth proportional to 16,142.40, 22,266.45 and 11,097.86 is: 15,308.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,142.40 : 22,266.45 = 11,097.86 : x
  2. Step 2: Convert to fraction form
    16,142.40/22,266.45 = 11,097.86/x
  3. Step 3: Cross multiply
    16,142.40x = 22,266.45 × 11,097.86
  4. Step 4: Simplify right side
    16,142.40x = 247,109,889.13
  5. Step 5: Solve for x
    x = 247,109,889.13/16,142.40
  6. Step 6: Final answer
    x = 15,308.13

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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.