Home / 22,719.70-34,129.23-16,187.86

Finding the Fourth Proportional to 22,719.70, 34,129.23 and 16,187.86

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Solution

The fourth proportional to 22,719.70, 34,129.23 and 16,187.86 is: 24,317.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,719.70 : 34,129.23 = 16,187.86 : x
  2. Step 2: Convert to fraction form
    22,719.70/34,129.23 = 16,187.86/x
  3. Step 3: Cross multiply
    22,719.70x = 34,129.23 × 16,187.86
  4. Step 4: Simplify right side
    22,719.70x = 552,479,197.15
  5. Step 5: Solve for x
    x = 552,479,197.15/22,719.70
  6. Step 6: Final answer
    x = 24,317.19

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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.