Home / 22,431.08-33,649.98-10,742.12

Finding the Fourth Proportional to 22,431.08, 33,649.98 and 10,742.12

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Solution

The fourth proportional to 22,431.08, 33,649.98 and 10,742.12 is: 16,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,431.08 : 33,649.98 = 10,742.12 : x
  2. Step 2: Convert to fraction form
    22,431.08/33,649.98 = 10,742.12/x
  3. Step 3: Cross multiply
    22,431.08x = 33,649.98 × 10,742.12
  4. Step 4: Simplify right side
    22,431.08x = 361,472,123.16
  5. Step 5: Solve for x
    x = 361,472,123.16/22,431.08
  6. Step 6: Final answer
    x = 16,114.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.