Home / 52,301.32-72,175.39-28,427.92

Finding the Fourth Proportional to 52,301.32, 72,175.39 and 28,427.92

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Solution

The fourth proportional to 52,301.32, 72,175.39 and 28,427.92 is: 39,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,301.32 : 72,175.39 = 28,427.92 : x
  2. Step 2: Convert to fraction form
    52,301.32/72,175.39 = 28,427.92/x
  3. Step 3: Cross multiply
    52,301.32x = 72,175.39 × 28,427.92
  4. Step 4: Simplify right side
    52,301.32x = 2,051,795,961.38
  5. Step 5: Solve for x
    x = 2,051,795,961.38/52,301.32
  6. Step 6: Final answer
    x = 39,230.29

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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.