Home / 34,172.73-47,158.40-20,025.56

Finding the Fourth Proportional to 34,172.73, 47,158.40 and 20,025.56

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Solution

The fourth proportional to 34,172.73, 47,158.40 and 20,025.56 is: 27,635.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,172.73 : 47,158.40 = 20,025.56 : x
  2. Step 2: Convert to fraction form
    34,172.73/47,158.40 = 20,025.56/x
  3. Step 3: Cross multiply
    34,172.73x = 47,158.40 × 20,025.56
  4. Step 4: Simplify right side
    34,172.73x = 944,373,536.66
  5. Step 5: Solve for x
    x = 944,373,536.66/34,172.73
  6. Step 6: Final answer
    x = 27,635.30

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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.