Home / 25,954.29-38,943.72-15,445.08

Finding the Fourth Proportional to 25,954.29, 38,943.72 and 15,445.08

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Solution

The fourth proportional to 25,954.29, 38,943.72 and 15,445.08 is: 23,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,954.29 : 38,943.72 = 15,445.08 : x
  2. Step 2: Convert to fraction form
    25,954.29/38,943.72 = 15,445.08/x
  3. Step 3: Cross multiply
    25,954.29x = 38,943.72 × 15,445.08
  4. Step 4: Simplify right side
    25,954.29x = 601,488,870.90
  5. Step 5: Solve for x
    x = 601,488,870.90/25,954.29
  6. Step 6: Final answer
    x = 23,174.93

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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.