Home / 29,451.30-44,176.75-11,920.88

Finding the Fourth Proportional to 29,451.30, 44,176.75 and 11,920.88

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Solution

The fourth proportional to 29,451.30, 44,176.75 and 11,920.88 is: 17,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,451.30 : 44,176.75 = 11,920.88 : x
  2. Step 2: Convert to fraction form
    29,451.30/44,176.75 = 11,920.88/x
  3. Step 3: Cross multiply
    29,451.30x = 44,176.75 × 11,920.88
  4. Step 4: Simplify right side
    29,451.30x = 526,625,455.05
  5. Step 5: Solve for x
    x = 526,625,455.05/29,451.30
  6. Step 6: Final answer
    x = 17,881.23

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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.