Home / 32,861.58-45,370.17-29,318.64

Finding the Fourth Proportional to 32,861.58, 45,370.17 and 29,318.64

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Solution

The fourth proportional to 32,861.58, 45,370.17 and 29,318.64 is: 40,478.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,861.58 : 45,370.17 = 29,318.64 : x
  2. Step 2: Convert to fraction form
    32,861.58/45,370.17 = 29,318.64/x
  3. Step 3: Cross multiply
    32,861.58x = 45,370.17 × 29,318.64
  4. Step 4: Simplify right side
    32,861.58x = 1,330,191,680.97
  5. Step 5: Solve for x
    x = 1,330,191,680.97/32,861.58
  6. Step 6: Final answer
    x = 40,478.63

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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.