Home / 26,869.80-40,315.62-9,351.92

Finding the Fourth Proportional to 26,869.80, 40,315.62 and 9,351.92

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Solution

The fourth proportional to 26,869.80, 40,315.62 and 9,351.92 is: 14,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,869.80 : 40,315.62 = 9,351.92 : x
  2. Step 2: Convert to fraction form
    26,869.80/40,315.62 = 9,351.92/x
  3. Step 3: Cross multiply
    26,869.80x = 40,315.62 × 9,351.92
  4. Step 4: Simplify right side
    26,869.80x = 377,028,452.99
  5. Step 5: Solve for x
    x = 377,028,452.99/26,869.80
  6. Step 6: Final answer
    x = 14,031.68

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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.