Home / 25,919.01-38,892.96-19,717.65

Finding the Fourth Proportional to 25,919.01, 38,892.96 and 19,717.65

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Solution

The fourth proportional to 25,919.01, 38,892.96 and 19,717.65 is: 29,587.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,919.01 : 38,892.96 = 19,717.65 : x
  2. Step 2: Convert to fraction form
    25,919.01/38,892.96 = 19,717.65/x
  3. Step 3: Cross multiply
    25,919.01x = 38,892.96 × 19,717.65
  4. Step 4: Simplify right side
    25,919.01x = 766,877,772.74
  5. Step 5: Solve for x
    x = 766,877,772.74/25,919.01
  6. Step 6: Final answer
    x = 29,587.46

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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.