Home / 47,634.21-71,451.35-12,098.19

Finding the Fourth Proportional to 47,634.21, 71,451.35 and 12,098.19

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Solution

The fourth proportional to 47,634.21, 71,451.35 and 12,098.19 is: 18,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,634.21 : 71,451.35 = 12,098.19 : x
  2. Step 2: Convert to fraction form
    47,634.21/71,451.35 = 12,098.19/x
  3. Step 3: Cross multiply
    47,634.21x = 71,451.35 × 12,098.19
  4. Step 4: Simplify right side
    47,634.21x = 864,432,008.06
  5. Step 5: Solve for x
    x = 864,432,008.06/47,634.21
  6. Step 6: Final answer
    x = 18,147.29

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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.