Home / 28,032.90-42,052.41-13,996.44

Finding the Fourth Proportional to 28,032.90, 42,052.41 and 13,996.44

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Solution

The fourth proportional to 28,032.90, 42,052.41 and 13,996.44 is: 20,996.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,032.90 : 42,052.41 = 13,996.44 : x
  2. Step 2: Convert to fraction form
    28,032.90/42,052.41 = 13,996.44/x
  3. Step 3: Cross multiply
    28,032.90x = 42,052.41 × 13,996.44
  4. Step 4: Simplify right side
    28,032.90x = 588,584,033.42
  5. Step 5: Solve for x
    x = 588,584,033.42/28,032.90
  6. Step 6: Final answer
    x = 20,996.19

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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.