Home / 39,642.24-54,704.64-23,717.28

Finding the Fourth Proportional to 39,642.24, 54,704.64 and 23,717.28

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Solution

The fourth proportional to 39,642.24, 54,704.64 and 23,717.28 is: 32,728.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,642.24 : 54,704.64 = 23,717.28 : x
  2. Step 2: Convert to fraction form
    39,642.24/54,704.64 = 23,717.28/x
  3. Step 3: Cross multiply
    39,642.24x = 54,704.64 × 23,717.28
  4. Step 4: Simplify right side
    39,642.24x = 1,297,445,264.18
  5. Step 5: Solve for x
    x = 1,297,445,264.18/39,642.24
  6. Step 6: Final answer
    x = 32,728.86

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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.