Home / 52,045.57-71,822.82-28,172.22

Finding the Fourth Proportional to 52,045.57, 71,822.82 and 28,172.22

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Solution

The fourth proportional to 52,045.57, 71,822.82 and 28,172.22 is: 38,877.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,045.57 : 71,822.82 = 28,172.22 : x
  2. Step 2: Convert to fraction form
    52,045.57/71,822.82 = 28,172.22/x
  3. Step 3: Cross multiply
    52,045.57x = 71,822.82 × 28,172.22
  4. Step 4: Simplify right side
    52,045.57x = 2,023,408,286.06
  5. Step 5: Solve for x
    x = 2,023,408,286.06/52,045.57
  6. Step 6: Final answer
    x = 38,877.63

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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.