Home / 26,400.24-39,600-8,867.52

Finding the Fourth Proportional to 26,400.24, 39,600 and 8,867.52

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Solution

The fourth proportional to 26,400.24, 39,600 and 8,867.52 is: 13,301.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.24 : 39,600 = 8,867.52 : x
  2. Step 2: Convert to fraction form
    26,400.24/39,600 = 8,867.52/x
  3. Step 3: Cross multiply
    26,400.24x = 39,600 × 8,867.52
  4. Step 4: Simplify right side
    26,400.24x = 351,153,792
  5. Step 5: Solve for x
    x = 351,153,792/26,400.24
  6. Step 6: Final answer
    x = 13,301.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.