Home / 34,618.68-47,773.80-20,472.48

Finding the Fourth Proportional to 34,618.68, 47,773.80 and 20,472.48

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Solution

The fourth proportional to 34,618.68, 47,773.80 and 20,472.48 is: 28,252.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,618.68 : 47,773.80 = 20,472.48 : x
  2. Step 2: Convert to fraction form
    34,618.68/47,773.80 = 20,472.48/x
  3. Step 3: Cross multiply
    34,618.68x = 47,773.80 × 20,472.48
  4. Step 4: Simplify right side
    34,618.68x = 978,048,165.02
  5. Step 5: Solve for x
    x = 978,048,165.02/34,618.68
  6. Step 6: Final answer
    x = 28,252.04

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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.