Home / 22,705.92-31,266.77-16,321.25

Finding the Fourth Proportional to 22,705.92, 31,266.77 and 16,321.25

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Solution

The fourth proportional to 22,705.92, 31,266.77 and 16,321.25 is: 22,474.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,705.92 : 31,266.77 = 16,321.25 : x
  2. Step 2: Convert to fraction form
    22,705.92/31,266.77 = 16,321.25/x
  3. Step 3: Cross multiply
    22,705.92x = 31,266.77 × 16,321.25
  4. Step 4: Simplify right side
    22,705.92x = 510,312,766.42
  5. Step 5: Solve for x
    x = 510,312,766.42/22,705.92
  6. Step 6: Final answer
    x = 22,474.88

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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.