Home / 52,957.20-79,386.39-17,872.32

Finding the Fourth Proportional to 52,957.20, 79,386.39 and 17,872.32

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Solution

The fourth proportional to 52,957.20, 79,386.39 and 17,872.32 is: 26,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,957.20 : 79,386.39 = 17,872.32 : x
  2. Step 2: Convert to fraction form
    52,957.20/79,386.39 = 17,872.32/x
  3. Step 3: Cross multiply
    52,957.20x = 79,386.39 × 17,872.32
  4. Step 4: Simplify right side
    52,957.20x = 1,418,818,965.72
  5. Step 5: Solve for x
    x = 1,418,818,965.72/52,957.20
  6. Step 6: Final answer
    x = 26,791.80

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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.