Home / 22,248.27-30,701.31-12,176.90

Finding the Fourth Proportional to 22,248.27, 30,701.31 and 12,176.90

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Solution

The fourth proportional to 22,248.27, 30,701.31 and 12,176.90 is: 16,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.27 : 30,701.31 = 12,176.90 : x
  2. Step 2: Convert to fraction form
    22,248.27/30,701.31 = 12,176.90/x
  3. Step 3: Cross multiply
    22,248.27x = 30,701.31 × 12,176.90
  4. Step 4: Simplify right side
    22,248.27x = 373,846,766.19
  5. Step 5: Solve for x
    x = 373,846,766.19/22,248.27
  6. Step 6: Final answer
    x = 16,803.41

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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.