Home / 47,840.22-71,760.74-18,250.11

Finding the Fourth Proportional to 47,840.22, 71,760.74 and 18,250.11

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Solution

The fourth proportional to 47,840.22, 71,760.74 and 18,250.11 is: 27,375.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,840.22 : 71,760.74 = 18,250.11 : x
  2. Step 2: Convert to fraction form
    47,840.22/71,760.74 = 18,250.11/x
  3. Step 3: Cross multiply
    47,840.22x = 71,760.74 × 18,250.11
  4. Step 4: Simplify right side
    47,840.22x = 1,309,641,307.43
  5. Step 5: Solve for x
    x = 1,309,641,307.43/47,840.22
  6. Step 6: Final answer
    x = 27,375.32

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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.