Home / 29,397.89-40,568.41-15,968.85

Finding the Fourth Proportional to 29,397.89, 40,568.41 and 15,968.85

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Solution

The fourth proportional to 29,397.89, 40,568.41 and 15,968.85 is: 22,036.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,397.89 : 40,568.41 = 15,968.85 : x
  2. Step 2: Convert to fraction form
    29,397.89/40,568.41 = 15,968.85/x
  3. Step 3: Cross multiply
    29,397.89x = 40,568.41 × 15,968.85
  4. Step 4: Simplify right side
    29,397.89x = 647,830,721.86
  5. Step 5: Solve for x
    x = 647,830,721.86/29,397.89
  6. Step 6: Final answer
    x = 22,036.64

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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.