Home / 52,902.16-79,352.88-13,458.92

Finding the Fourth Proportional to 52,902.16, 79,352.88 and 13,458.92

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Solution

The fourth proportional to 52,902.16, 79,352.88 and 13,458.92 is: 20,188.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,902.16 : 79,352.88 = 13,458.92 : x
  2. Step 2: Convert to fraction form
    52,902.16/79,352.88 = 13,458.92/x
  3. Step 3: Cross multiply
    52,902.16x = 79,352.88 × 13,458.92
  4. Step 4: Simplify right side
    52,902.16x = 1,068,004,063.69
  5. Step 5: Solve for x
    x = 1,068,004,063.69/52,902.16
  6. Step 6: Final answer
    x = 20,188.29

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1.5x scale

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.