Home / 55,302.18-76,318.26-32,646.72

Finding the Fourth Proportional to 55,302.18, 76,318.26 and 32,646.72

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Solution

The fourth proportional to 55,302.18, 76,318.26 and 32,646.72 is: 45,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,302.18 : 76,318.26 = 32,646.72 : x
  2. Step 2: Convert to fraction form
    55,302.18/76,318.26 = 32,646.72/x
  3. Step 3: Cross multiply
    55,302.18x = 76,318.26 × 32,646.72
  4. Step 4: Simplify right side
    55,302.18x = 2,491,540,865.11
  5. Step 5: Solve for x
    x = 2,491,540,865.11/55,302.18
  6. Step 6: Final answer
    x = 45,053.21

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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.