Home / 29,418.44-40,597.38-15,989.66

Finding the Fourth Proportional to 29,418.44, 40,597.38 and 15,989.66

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Solution

The fourth proportional to 29,418.44, 40,597.38 and 15,989.66 is: 22,065.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,418.44 : 40,597.38 = 15,989.66 : x
  2. Step 2: Convert to fraction form
    29,418.44/40,597.38 = 15,989.66/x
  3. Step 3: Cross multiply
    29,418.44x = 40,597.38 × 15,989.66
  4. Step 4: Simplify right side
    29,418.44x = 649,138,303.09
  5. Step 5: Solve for x
    x = 649,138,303.09/29,418.44
  6. Step 6: Final answer
    x = 22,065.69

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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.