Home / 18,074.92-24,945.72-10,117.60

Finding the Fourth Proportional to 18,074.92, 24,945.72 and 10,117.60

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Solution

The fourth proportional to 18,074.92, 24,945.72 and 10,117.60 is: 13,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074.92 : 24,945.72 = 10,117.60 : x
  2. Step 2: Convert to fraction form
    18,074.92/24,945.72 = 10,117.60/x
  3. Step 3: Cross multiply
    18,074.92x = 24,945.72 × 10,117.60
  4. Step 4: Simplify right side
    18,074.92x = 252,390,816.67
  5. Step 5: Solve for x
    x = 252,390,816.67/18,074.92
  6. Step 6: Final answer
    x = 13,963.59

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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.