Home / 11,029.68-15,207.48-9,608.13

Finding the Fourth Proportional to 11,029.68, 15,207.48 and 9,608.13

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Solution

The fourth proportional to 11,029.68, 15,207.48 and 9,608.13 is: 13,247.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.68 : 15,207.48 = 9,608.13 : x
  2. Step 2: Convert to fraction form
    11,029.68/15,207.48 = 9,608.13/x
  3. Step 3: Cross multiply
    11,029.68x = 15,207.48 × 9,608.13
  4. Step 4: Simplify right side
    11,029.68x = 146,115,444.81
  5. Step 5: Solve for x
    x = 146,115,444.81/11,029.68
  6. Step 6: Final answer
    x = 13,247.48

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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.