Home / 52,723.80-79,045.20-26,447.40

Finding the Fourth Proportional to 52,723.80, 79,045.20 and 26,447.40

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Solution

The fourth proportional to 52,723.80, 79,045.20 and 26,447.40 is: 39,650.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,723.80 : 79,045.20 = 26,447.40 : x
  2. Step 2: Convert to fraction form
    52,723.80/79,045.20 = 26,447.40/x
  3. Step 3: Cross multiply
    52,723.80x = 79,045.20 × 26,447.40
  4. Step 4: Simplify right side
    52,723.80x = 2,090,540,022.48
  5. Step 5: Solve for x
    x = 2,090,540,022.48/52,723.80
  6. Step 6: Final answer
    x = 39,650.78

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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.