Home / 25,155.96-37,698.49-19,867.67

Finding the Fourth Proportional to 25,155.96, 37,698.49 and 19,867.67

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Solution

The fourth proportional to 25,155.96, 37,698.49 and 19,867.67 is: 29,773.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,155.96 : 37,698.49 = 19,867.67 : x
  2. Step 2: Convert to fraction form
    25,155.96/37,698.49 = 19,867.67/x
  3. Step 3: Cross multiply
    25,155.96x = 37,698.49 × 19,867.67
  4. Step 4: Simplify right side
    25,155.96x = 748,981,158.82
  5. Step 5: Solve for x
    x = 748,981,158.82/25,155.96
  6. Step 6: Final answer
    x = 29,773.51

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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.