Home / 52,045.92-71,822.97-28,172.88

Finding the Fourth Proportional to 52,045.92, 71,822.97 and 28,172.88

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Solution

The fourth proportional to 52,045.92, 71,822.97 and 28,172.88 is: 38,878.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,045.92 : 71,822.97 = 28,172.88 : x
  2. Step 2: Convert to fraction form
    52,045.92/71,822.97 = 28,172.88/x
  3. Step 3: Cross multiply
    52,045.92x = 71,822.97 × 28,172.88
  4. Step 4: Simplify right side
    52,045.92x = 2,023,459,915.05
  5. Step 5: Solve for x
    x = 2,023,459,915.05/52,045.92
  6. Step 6: Final answer
    x = 38,878.36

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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.