Home / 29,575.80-40,815.22-16,147.62

Finding the Fourth Proportional to 29,575.80, 40,815.22 and 16,147.62

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Solution

The fourth proportional to 29,575.80, 40,815.22 and 16,147.62 is: 22,284.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,575.80 : 40,815.22 = 16,147.62 : x
  2. Step 2: Convert to fraction form
    29,575.80/40,815.22 = 16,147.62/x
  3. Step 3: Cross multiply
    29,575.80x = 40,815.22 × 16,147.62
  4. Step 4: Simplify right side
    29,575.80x = 659,068,703.15
  5. Step 5: Solve for x
    x = 659,068,703.15/29,575.80
  6. Step 6: Final answer
    x = 22,284.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.