Home / 12,452.25-18,657.62-10,237.91

Finding the Fourth Proportional to 12,452.25, 18,657.62 and 10,237.91

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Solution

The fourth proportional to 12,452.25, 18,657.62 and 10,237.91 is: 15,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452.25 : 18,657.62 = 10,237.91 : x
  2. Step 2: Convert to fraction form
    12,452.25/18,657.62 = 10,237.91/x
  3. Step 3: Cross multiply
    12,452.25x = 18,657.62 × 10,237.91
  4. Step 4: Simplify right side
    12,452.25x = 191,015,043.80
  5. Step 5: Solve for x
    x = 191,015,043.80/12,452.25
  6. Step 6: Final answer
    x = 15,339.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.