Home / 26,487.73-39,729.16-8,957.71

Finding the Fourth Proportional to 26,487.73, 39,729.16 and 8,957.71

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Solution

The fourth proportional to 26,487.73, 39,729.16 and 8,957.71 is: 13,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,487.73 : 39,729.16 = 8,957.71 : x
  2. Step 2: Convert to fraction form
    26,487.73/39,729.16 = 8,957.71/x
  3. Step 3: Cross multiply
    26,487.73x = 39,729.16 × 8,957.71
  4. Step 4: Simplify right side
    26,487.73x = 355,882,293.82
  5. Step 5: Solve for x
    x = 355,882,293.82/26,487.73
  6. Step 6: Final answer
    x = 13,435.74

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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.