Home / 24,886.38-37,309.83-12,399.60

Finding the Fourth Proportional to 24,886.38, 37,309.83 and 12,399.60

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Solution

The fourth proportional to 24,886.38, 37,309.83 and 12,399.60 is: 18,589.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,886.38 : 37,309.83 = 12,399.60 : x
  2. Step 2: Convert to fraction form
    24,886.38/37,309.83 = 12,399.60/x
  3. Step 3: Cross multiply
    24,886.38x = 37,309.83 × 12,399.60
  4. Step 4: Simplify right side
    24,886.38x = 462,626,968.07
  5. Step 5: Solve for x
    x = 462,626,968.07/24,886.38
  6. Step 6: Final answer
    x = 18,589.56

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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.