Home / 18,454.20-25,458.30-10,898.52

Finding the Fourth Proportional to 18,454.20, 25,458.30 and 10,898.52

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Solution

The fourth proportional to 18,454.20, 25,458.30 and 10,898.52 is: 15,034.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.20 : 25,458.30 = 10,898.52 : x
  2. Step 2: Convert to fraction form
    18,454.20/25,458.30 = 10,898.52/x
  3. Step 3: Cross multiply
    18,454.20x = 25,458.30 × 10,898.52
  4. Step 4: Simplify right side
    18,454.20x = 277,457,791.72
  5. Step 5: Solve for x
    x = 277,457,791.72/18,454.20
  6. Step 6: Final answer
    x = 15,034.94

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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.