Home / 20,046.08-30,070.20-6,713.66

Finding the Fourth Proportional to 20,046.08, 30,070.20 and 6,713.66

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Solution

The fourth proportional to 20,046.08, 30,070.20 and 6,713.66 is: 10,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.08 : 30,070.20 = 6,713.66 : x
  2. Step 2: Convert to fraction form
    20,046.08/30,070.20 = 6,713.66/x
  3. Step 3: Cross multiply
    20,046.08x = 30,070.20 × 6,713.66
  4. Step 4: Simplify right side
    20,046.08x = 201,881,098.93
  5. Step 5: Solve for x
    x = 201,881,098.93/20,046.08
  6. Step 6: Final answer
    x = 10,070.85

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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.