Home / 28,179.16-42,229.38-23,997.40

Finding the Fourth Proportional to 28,179.16, 42,229.38 and 23,997.40

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Solution

The fourth proportional to 28,179.16, 42,229.38 and 23,997.40 is: 35,962.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,179.16 : 42,229.38 = 23,997.40 : x
  2. Step 2: Convert to fraction form
    28,179.16/42,229.38 = 23,997.40/x
  3. Step 3: Cross multiply
    28,179.16x = 42,229.38 × 23,997.40
  4. Step 4: Simplify right side
    28,179.16x = 1,013,395,323.61
  5. Step 5: Solve for x
    x = 1,013,395,323.61/28,179.16
  6. Step 6: Final answer
    x = 35,962.58

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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.