Home / 10,233.43-14,119.54-7,845.79

Finding the Fourth Proportional to 10,233.43, 14,119.54 and 7,845.79

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Solution

The fourth proportional to 10,233.43, 14,119.54 and 7,845.79 is: 10,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,233.43 : 14,119.54 = 7,845.79 : x
  2. Step 2: Convert to fraction form
    10,233.43/14,119.54 = 7,845.79/x
  3. Step 3: Cross multiply
    10,233.43x = 14,119.54 × 7,845.79
  4. Step 4: Simplify right side
    10,233.43x = 110,778,945.74
  5. Step 5: Solve for x
    x = 110,778,945.74/10,233.43
  6. Step 6: Final answer
    x = 10,825.20

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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.