Home / 52,951.26-79,409.28-21,353.16

Finding the Fourth Proportional to 52,951.26, 79,409.28 and 21,353.16

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Solution

The fourth proportional to 52,951.26, 79,409.28 and 21,353.16 is: 32,022.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,951.26 : 79,409.28 = 21,353.16 : x
  2. Step 2: Convert to fraction form
    52,951.26/79,409.28 = 21,353.16/x
  3. Step 3: Cross multiply
    52,951.26x = 79,409.28 × 21,353.16
  4. Step 4: Simplify right side
    52,951.26x = 1,695,639,061.32
  5. Step 5: Solve for x
    x = 1,695,639,061.32/52,951.26
  6. Step 6: Final answer
    x = 32,022.64

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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.