Home / 20,841.60-31,267.20-6,050.72

Finding the Fourth Proportional to 20,841.60, 31,267.20 and 6,050.72

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Solution

The fourth proportional to 20,841.60, 31,267.20 and 6,050.72 is: 9,077.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,841.60 : 31,267.20 = 6,050.72 : x
  2. Step 2: Convert to fraction form
    20,841.60/31,267.20 = 6,050.72/x
  3. Step 3: Cross multiply
    20,841.60x = 31,267.20 × 6,050.72
  4. Step 4: Simplify right side
    20,841.60x = 189,189,072.38
  5. Step 5: Solve for x
    x = 189,189,072.38/20,841.60
  6. Step 6: Final answer
    x = 9,077.47

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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.