Home / 24,427.28-36,645.24-7,790.96

Finding the Fourth Proportional to 24,427.28, 36,645.24 and 7,790.96

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Solution

The fourth proportional to 24,427.28, 36,645.24 and 7,790.96 is: 11,687.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,427.28 : 36,645.24 = 7,790.96 : x
  2. Step 2: Convert to fraction form
    24,427.28/36,645.24 = 7,790.96/x
  3. Step 3: Cross multiply
    24,427.28x = 36,645.24 × 7,790.96
  4. Step 4: Simplify right side
    24,427.28x = 285,501,599.03
  5. Step 5: Solve for x
    x = 285,501,599.03/24,427.28
  6. Step 6: Final answer
    x = 11,687.82

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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.