Home / 29,418.65-40,597.63-15,989.93

Finding the Fourth Proportional to 29,418.65, 40,597.63 and 15,989.93

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Solution

The fourth proportional to 29,418.65, 40,597.63 and 15,989.93 is: 22,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,418.65 : 40,597.63 = 15,989.93 : x
  2. Step 2: Convert to fraction form
    29,418.65/40,597.63 = 15,989.93/x
  3. Step 3: Cross multiply
    29,418.65x = 40,597.63 × 15,989.93
  4. Step 4: Simplify right side
    29,418.65x = 649,153,261.87
  5. Step 5: Solve for x
    x = 649,153,261.87/29,418.65
  6. Step 6: Final answer
    x = 22,066.05

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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.