Home / 11,180.10-15,444.29-10,589.61

Finding the Fourth Proportional to 11,180.10, 15,444.29 and 10,589.61

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Solution

The fourth proportional to 11,180.10, 15,444.29 and 10,589.61 is: 14,628.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.10 : 15,444.29 = 10,589.61 : x
  2. Step 2: Convert to fraction form
    11,180.10/15,444.29 = 10,589.61/x
  3. Step 3: Cross multiply
    11,180.10x = 15,444.29 × 10,589.61
  4. Step 4: Simplify right side
    11,180.10x = 163,548,954.88
  5. Step 5: Solve for x
    x = 163,548,954.88/11,180.10
  6. Step 6: Final answer
    x = 14,628.58

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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.