Home / 15,449.41-23,110.67-12,335.51

Finding the Fourth Proportional to 15,449.41, 23,110.67 and 12,335.51

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Solution

The fourth proportional to 15,449.41, 23,110.67 and 12,335.51 is: 18,452.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449.41 : 23,110.67 = 12,335.51 : x
  2. Step 2: Convert to fraction form
    15,449.41/23,110.67 = 12,335.51/x
  3. Step 3: Cross multiply
    15,449.41x = 23,110.67 × 12,335.51
  4. Step 4: Simplify right side
    15,449.41x = 285,081,723.66
  5. Step 5: Solve for x
    x = 285,081,723.66/15,449.41
  6. Step 6: Final answer
    x = 18,452.59

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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.