Home / 28,265.59-42,398.39-10,735.42

Finding the Fourth Proportional to 28,265.59, 42,398.39 and 10,735.42

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Solution

The fourth proportional to 28,265.59, 42,398.39 and 10,735.42 is: 16,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,265.59 : 42,398.39 = 10,735.42 : x
  2. Step 2: Convert to fraction form
    28,265.59/42,398.39 = 10,735.42/x
  3. Step 3: Cross multiply
    28,265.59x = 42,398.39 × 10,735.42
  4. Step 4: Simplify right side
    28,265.59x = 455,164,523.97
  5. Step 5: Solve for x
    x = 455,164,523.97/28,265.59
  6. Step 6: Final answer
    x = 16,103.13

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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.