Home / 52,957.40-79,436.04-13,514.52

Finding the Fourth Proportional to 52,957.40, 79,436.04 and 13,514.52

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Solution

The fourth proportional to 52,957.40, 79,436.04 and 13,514.52 is: 20,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,957.40 : 79,436.04 = 13,514.52 : x
  2. Step 2: Convert to fraction form
    52,957.40/79,436.04 = 13,514.52/x
  3. Step 3: Cross multiply
    52,957.40x = 79,436.04 × 13,514.52
  4. Step 4: Simplify right side
    52,957.40x = 1,073,539,789.69
  5. Step 5: Solve for x
    x = 1,073,539,789.69/52,957.40
  6. Step 6: Final answer
    x = 20,271.76

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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.