Home / 26,769.88-40,145.10-9,235.36

Finding the Fourth Proportional to 26,769.88, 40,145.10 and 9,235.36

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Solution

The fourth proportional to 26,769.88, 40,145.10 and 9,235.36 is: 13,849.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,769.88 : 40,145.10 = 9,235.36 : x
  2. Step 2: Convert to fraction form
    26,769.88/40,145.10 = 9,235.36/x
  3. Step 3: Cross multiply
    26,769.88x = 40,145.10 × 9,235.36
  4. Step 4: Simplify right side
    26,769.88x = 370,754,450.74
  5. Step 5: Solve for x
    x = 370,754,450.74/26,769.88
  6. Step 6: Final answer
    x = 13,849.69

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1.5x scale

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.