Home / 18,458.04-25,471.92-10,074.48

Finding the Fourth Proportional to 18,458.04, 25,471.92 and 10,074.48

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Solution

The fourth proportional to 18,458.04, 25,471.92 and 10,074.48 is: 13,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,458.04 : 25,471.92 = 10,074.48 : x
  2. Step 2: Convert to fraction form
    18,458.04/25,471.92 = 10,074.48/x
  3. Step 3: Cross multiply
    18,458.04x = 25,471.92 × 10,074.48
  4. Step 4: Simplify right side
    18,458.04x = 256,616,348.60
  5. Step 5: Solve for x
    x = 256,616,348.60/18,458.04
  6. Step 6: Final answer
    x = 13,902.69

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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.