Home / 22,032.06-30,404.20-11,960.50

Finding the Fourth Proportional to 22,032.06, 30,404.20 and 11,960.50

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Solution

The fourth proportional to 22,032.06, 30,404.20 and 11,960.50 is: 16,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032.06 : 30,404.20 = 11,960.50 : x
  2. Step 2: Convert to fraction form
    22,032.06/30,404.20 = 11,960.50/x
  3. Step 3: Cross multiply
    22,032.06x = 30,404.20 × 11,960.50
  4. Step 4: Simplify right side
    22,032.06x = 363,649,434.10
  5. Step 5: Solve for x
    x = 363,649,434.10/22,032.06
  6. Step 6: Final answer
    x = 16,505.47

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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.