Home / 52,251.25-78,379.86-16,715.69

Finding the Fourth Proportional to 52,251.25, 78,379.86 and 16,715.69

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Solution

The fourth proportional to 52,251.25, 78,379.86 and 16,715.69 is: 25,074.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,251.25 : 78,379.86 = 16,715.69 : x
  2. Step 2: Convert to fraction form
    52,251.25/78,379.86 = 16,715.69/x
  3. Step 3: Cross multiply
    52,251.25x = 78,379.86 × 16,715.69
  4. Step 4: Simplify right side
    52,251.25x = 1,310,173,358.42
  5. Step 5: Solve for x
    x = 1,310,173,358.42/52,251.25
  6. Step 6: Final answer
    x = 25,074.49

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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.