Home / 10,233.26-15,266.68-9,278.34

Finding the Fourth Proportional to 10,233.26, 15,266.68 and 9,278.34

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Solution

The fourth proportional to 10,233.26, 15,266.68 and 9,278.34 is: 13,842.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,233.26 : 15,266.68 = 9,278.34 : x
  2. Step 2: Convert to fraction form
    10,233.26/15,266.68 = 9,278.34/x
  3. Step 3: Cross multiply
    10,233.26x = 15,266.68 × 9,278.34
  4. Step 4: Simplify right side
    10,233.26x = 141,649,447.71
  5. Step 5: Solve for x
    x = 141,649,447.71/10,233.26
  6. Step 6: Final answer
    x = 13,842.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.