Home / 26,752.80-40,104.04-9,210.36

Finding the Fourth Proportional to 26,752.80, 40,104.04 and 9,210.36

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Solution

The fourth proportional to 26,752.80, 40,104.04 and 9,210.36 is: 13,806.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,752.80 : 40,104.04 = 9,210.36 : x
  2. Step 2: Convert to fraction form
    26,752.80/40,104.04 = 9,210.36/x
  3. Step 3: Cross multiply
    26,752.80x = 40,104.04 × 9,210.36
  4. Step 4: Simplify right side
    26,752.80x = 369,372,645.85
  5. Step 5: Solve for x
    x = 369,372,645.85/26,752.80
  6. Step 6: Final answer
    x = 13,806.88

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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.