Home / 52,949.27-79,406.28-21,351.17

Finding the Fourth Proportional to 52,949.27, 79,406.28 and 21,351.17

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Solution

The fourth proportional to 52,949.27, 79,406.28 and 21,351.17 is: 32,019.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,949.27 : 79,406.28 = 21,351.17 : x
  2. Step 2: Convert to fraction form
    52,949.27/79,406.28 = 21,351.17/x
  3. Step 3: Cross multiply
    52,949.27x = 79,406.28 × 21,351.17
  4. Step 4: Simplify right side
    52,949.27x = 1,695,416,586.32
  5. Step 5: Solve for x
    x = 1,695,416,586.32/52,949.27
  6. Step 6: Final answer
    x = 32,019.64

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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.