Home / 29,418.08-40,597.26-15,989.33

Finding the Fourth Proportional to 29,418.08, 40,597.26 and 15,989.33

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Solution

The fourth proportional to 29,418.08, 40,597.26 and 15,989.33 is: 22,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,418.08 : 40,597.26 = 15,989.33 : x
  2. Step 2: Convert to fraction form
    29,418.08/40,597.26 = 15,989.33/x
  3. Step 3: Cross multiply
    29,418.08x = 40,597.26 × 15,989.33
  4. Step 4: Simplify right side
    29,418.08x = 649,122,907.29
  5. Step 5: Solve for x
    x = 649,122,907.29/29,418.08
  6. Step 6: Final answer
    x = 22,065.44

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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.