Home / 24,786.28-37,170.78-9,991.36

Finding the Fourth Proportional to 24,786.28, 37,170.78 and 9,991.36

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Solution

The fourth proportional to 24,786.28, 37,170.78 and 9,991.36 is: 14,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,786.28 : 37,170.78 = 9,991.36 : x
  2. Step 2: Convert to fraction form
    24,786.28/37,170.78 = 9,991.36/x
  3. Step 3: Cross multiply
    24,786.28x = 37,170.78 × 9,991.36
  4. Step 4: Simplify right side
    24,786.28x = 371,386,644.46
  5. Step 5: Solve for x
    x = 371,386,644.46/24,786.28
  6. Step 6: Final answer
    x = 14,983.56

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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.