Home / 26,280.45-39,397.22-9,636.59

Finding the Fourth Proportional to 26,280.45, 39,397.22 and 9,636.59

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Solution

The fourth proportional to 26,280.45, 39,397.22 and 9,636.59 is: 14,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.45 : 39,397.22 = 9,636.59 : x
  2. Step 2: Convert to fraction form
    26,280.45/39,397.22 = 9,636.59/x
  3. Step 3: Cross multiply
    26,280.45x = 39,397.22 × 9,636.59
  4. Step 4: Simplify right side
    26,280.45x = 379,654,808.10
  5. Step 5: Solve for x
    x = 379,654,808.10/26,280.45
  6. Step 6: Final answer
    x = 14,446.29

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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.