Home / 32,695.56-45,119.21-18,355.73

Finding the Fourth Proportional to 32,695.56, 45,119.21 and 18,355.73

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Solution

The fourth proportional to 32,695.56, 45,119.21 and 18,355.73 is: 25,330.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,695.56 : 45,119.21 = 18,355.73 : x
  2. Step 2: Convert to fraction form
    32,695.56/45,119.21 = 18,355.73/x
  3. Step 3: Cross multiply
    32,695.56x = 45,119.21 × 18,355.73
  4. Step 4: Simplify right side
    32,695.56x = 828,195,719.20
  5. Step 5: Solve for x
    x = 828,195,719.20/32,695.56
  6. Step 6: Final answer
    x = 25,330.53

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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.