Home / 28,617.18-39,510-23,324.64

Finding the Fourth Proportional to 28,617.18, 39,510 and 23,324.64

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Solution

The fourth proportional to 28,617.18, 39,510 and 23,324.64 is: 32,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,617.18 : 39,510 = 23,324.64 : x
  2. Step 2: Convert to fraction form
    28,617.18/39,510 = 23,324.64/x
  3. Step 3: Cross multiply
    28,617.18x = 39,510 × 23,324.64
  4. Step 4: Simplify right side
    28,617.18x = 921,556,526.40
  5. Step 5: Solve for x
    x = 921,556,526.40/28,617.18
  6. Step 6: Final answer
    x = 32,202.91

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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.