Home / 16,261.29-22,432.55-11,230.65

Finding the Fourth Proportional to 16,261.29, 22,432.55 and 11,230.65

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Solution

The fourth proportional to 16,261.29, 22,432.55 and 11,230.65 is: 15,492.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,261.29 : 22,432.55 = 11,230.65 : x
  2. Step 2: Convert to fraction form
    16,261.29/22,432.55 = 11,230.65/x
  3. Step 3: Cross multiply
    16,261.29x = 22,432.55 × 11,230.65
  4. Step 4: Simplify right side
    16,261.29x = 251,932,061.50
  5. Step 5: Solve for x
    x = 251,932,061.50/16,261.29
  6. Step 6: Final answer
    x = 15,492.75

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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.