Home / 52,864.50-79,336.16-21,274.82

Finding the Fourth Proportional to 52,864.50, 79,336.16 and 21,274.82

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Solution

The fourth proportional to 52,864.50, 79,336.16 and 21,274.82 is: 31,928.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,864.50 : 79,336.16 = 21,274.82 : x
  2. Step 2: Convert to fraction form
    52,864.50/79,336.16 = 21,274.82/x
  3. Step 3: Cross multiply
    52,864.50x = 79,336.16 × 21,274.82
  4. Step 4: Simplify right side
    52,864.50x = 1,687,862,020.44
  5. Step 5: Solve for x
    x = 1,687,862,020.44/52,864.50
  6. Step 6: Final answer
    x = 31,928.08

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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.