Home / 11,050.56-15,261.12-9,469.44

Finding the Fourth Proportional to 11,050.56, 15,261.12 and 9,469.44

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Solution

The fourth proportional to 11,050.56, 15,261.12 and 9,469.44 is: 13,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,050.56 : 15,261.12 = 9,469.44 : x
  2. Step 2: Convert to fraction form
    11,050.56/15,261.12 = 9,469.44/x
  3. Step 3: Cross multiply
    11,050.56x = 15,261.12 × 9,469.44
  4. Step 4: Simplify right side
    11,050.56x = 144,514,260.17
  5. Step 5: Solve for x
    x = 144,514,260.17/11,050.56
  6. Step 6: Final answer
    x = 13,077.55

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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.