Home / 26,146.89-39,221.54-8,616.87

Finding the Fourth Proportional to 26,146.89, 39,221.54 and 8,616.87

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Solution

The fourth proportional to 26,146.89, 39,221.54 and 8,616.87 is: 12,925.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,146.89 : 39,221.54 = 8,616.87 : x
  2. Step 2: Convert to fraction form
    26,146.89/39,221.54 = 8,616.87/x
  3. Step 3: Cross multiply
    26,146.89x = 39,221.54 × 8,616.87
  4. Step 4: Simplify right side
    26,146.89x = 337,966,868.30
  5. Step 5: Solve for x
    x = 337,966,868.30/26,146.89
  6. Step 6: Final answer
    x = 12,925.70

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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.