Home / 52,964.55-79,446.71-13,521.66

Finding the Fourth Proportional to 52,964.55, 79,446.71 and 13,521.66

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Solution

The fourth proportional to 52,964.55, 79,446.71 and 13,521.66 is: 20,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,964.55 : 79,446.71 = 13,521.66 : x
  2. Step 2: Convert to fraction form
    52,964.55/79,446.71 = 13,521.66/x
  3. Step 3: Cross multiply
    52,964.55x = 79,446.71 × 13,521.66
  4. Step 4: Simplify right side
    52,964.55x = 1,074,251,333.13
  5. Step 5: Solve for x
    x = 1,074,251,333.13/52,964.55
  6. Step 6: Final answer
    x = 20,282.46

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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.