Home / 23,003.40-34,505.10-22,128.60

Finding the Fourth Proportional to 23,003.40, 34,505.10 and 22,128.60

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Solution

The fourth proportional to 23,003.40, 34,505.10 and 22,128.60 is: 33,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,003.40 : 34,505.10 = 22,128.60 : x
  2. Step 2: Convert to fraction form
    23,003.40/34,505.10 = 22,128.60/x
  3. Step 3: Cross multiply
    23,003.40x = 34,505.10 × 22,128.60
  4. Step 4: Simplify right side
    23,003.40x = 763,549,555.86
  5. Step 5: Solve for x
    x = 763,549,555.86/23,003.40
  6. Step 6: Final answer
    x = 33,192.90

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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.