Home / 28,645.68-42,966.76-17,032.80

Finding the Fourth Proportional to 28,645.68, 42,966.76 and 17,032.80

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Solution

The fourth proportional to 28,645.68, 42,966.76 and 17,032.80 is: 25,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,645.68 : 42,966.76 = 17,032.80 : x
  2. Step 2: Convert to fraction form
    28,645.68/42,966.76 = 17,032.80/x
  3. Step 3: Cross multiply
    28,645.68x = 42,966.76 × 17,032.80
  4. Step 4: Simplify right side
    28,645.68x = 731,844,229.73
  5. Step 5: Solve for x
    x = 731,844,229.73/28,645.68
  6. Step 6: Final answer
    x = 25,548.15

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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.