Home / 34,753.20-47,959.48-18,837.60

Finding the Fourth Proportional to 34,753.20, 47,959.48 and 18,837.60

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Solution

The fourth proportional to 34,753.20, 47,959.48 and 18,837.60 is: 25,995.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,753.20 : 47,959.48 = 18,837.60 : x
  2. Step 2: Convert to fraction form
    34,753.20/47,959.48 = 18,837.60/x
  3. Step 3: Cross multiply
    34,753.20x = 47,959.48 × 18,837.60
  4. Step 4: Simplify right side
    34,753.20x = 903,441,500.45
  5. Step 5: Solve for x
    x = 903,441,500.45/34,753.20
  6. Step 6: Final answer
    x = 25,995.92

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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.