Home / 28,562.40-39,335.04-27,951.84

Finding the Fourth Proportional to 28,562.40, 39,335.04 and 27,951.84

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Solution

The fourth proportional to 28,562.40, 39,335.04 and 27,951.84 is: 38,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,562.40 : 39,335.04 = 27,951.84 : x
  2. Step 2: Convert to fraction form
    28,562.40/39,335.04 = 27,951.84/x
  3. Step 3: Cross multiply
    28,562.40x = 39,335.04 × 27,951.84
  4. Step 4: Simplify right side
    28,562.40x = 1,099,486,744.47
  5. Step 5: Solve for x
    x = 1,099,486,744.47/28,562.40
  6. Step 6: Final answer
    x = 38,494.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.