Home / 14,233.56-21,339.24-8,685.90

Finding the Fourth Proportional to 14,233.56, 21,339.24 and 8,685.90

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Solution

The fourth proportional to 14,233.56, 21,339.24 and 8,685.90 is: 13,022.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233.56 : 21,339.24 = 8,685.90 : x
  2. Step 2: Convert to fraction form
    14,233.56/21,339.24 = 8,685.90/x
  3. Step 3: Cross multiply
    14,233.56x = 21,339.24 × 8,685.90
  4. Step 4: Simplify right side
    14,233.56x = 185,350,504.72
  5. Step 5: Solve for x
    x = 185,350,504.72/14,233.56
  6. Step 6: Final answer
    x = 13,022.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.