Home / 47,778.80-71,678.93-16,187.04

Finding the Fourth Proportional to 47,778.80, 71,678.93 and 16,187.04

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Solution

The fourth proportional to 47,778.80, 71,678.93 and 16,187.04 is: 24,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,778.80 : 71,678.93 = 16,187.04 : x
  2. Step 2: Convert to fraction form
    47,778.80/71,678.93 = 16,187.04/x
  3. Step 3: Cross multiply
    47,778.80x = 71,678.93 × 16,187.04
  4. Step 4: Simplify right side
    47,778.80x = 1,160,269,626.13
  5. Step 5: Solve for x
    x = 1,160,269,626.13/47,778.80
  6. Step 6: Final answer
    x = 24,284.20

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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.