Home / 55,299.18-76,314.12-32,643.72

Finding the Fourth Proportional to 55,299.18, 76,314.12 and 32,643.72

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Solution

The fourth proportional to 55,299.18, 76,314.12 and 32,643.72 is: 45,049.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,299.18 : 76,314.12 = 32,643.72 : x
  2. Step 2: Convert to fraction form
    55,299.18/76,314.12 = 32,643.72/x
  3. Step 3: Cross multiply
    55,299.18x = 76,314.12 × 32,643.72
  4. Step 4: Simplify right side
    55,299.18x = 2,491,176,765.33
  5. Step 5: Solve for x
    x = 2,491,176,765.33/55,299.18
  6. Step 6: Final answer
    x = 45,049.07

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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.