Home / 36,221.40-54,332.10-23,779.80

Finding the Fourth Proportional to 36,221.40, 54,332.10 and 23,779.80

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Solution

The fourth proportional to 36,221.40, 54,332.10 and 23,779.80 is: 35,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,221.40 : 54,332.10 = 23,779.80 : x
  2. Step 2: Convert to fraction form
    36,221.40/54,332.10 = 23,779.80/x
  3. Step 3: Cross multiply
    36,221.40x = 54,332.10 × 23,779.80
  4. Step 4: Simplify right side
    36,221.40x = 1,292,006,471.58
  5. Step 5: Solve for x
    x = 1,292,006,471.58/36,221.40
  6. Step 6: Final answer
    x = 35,669.70

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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.