Home / 52,301.28-72,176.22-28,427.97

Finding the Fourth Proportional to 52,301.28, 72,176.22 and 28,427.97

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Solution

The fourth proportional to 52,301.28, 72,176.22 and 28,427.97 is: 39,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,301.28 : 72,176.22 = 28,427.97 : x
  2. Step 2: Convert to fraction form
    52,301.28/72,176.22 = 28,427.97/x
  3. Step 3: Cross multiply
    52,301.28x = 72,176.22 × 28,427.97
  4. Step 4: Simplify right side
    52,301.28x = 2,051,823,416.87
  5. Step 5: Solve for x
    x = 2,051,823,416.87/52,301.28
  6. Step 6: Final answer
    x = 39,230.85

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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.