Home / 25,606.10-38,429.01-17,763.65

Finding the Fourth Proportional to 25,606.10, 38,429.01 and 17,763.65

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Solution

The fourth proportional to 25,606.10, 38,429.01 and 17,763.65 is: 26,659.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,606.10 : 38,429.01 = 17,763.65 : x
  2. Step 2: Convert to fraction form
    25,606.10/38,429.01 = 17,763.65/x
  3. Step 3: Cross multiply
    25,606.10x = 38,429.01 × 17,763.65
  4. Step 4: Simplify right side
    25,606.10x = 682,639,480.06
  5. Step 5: Solve for x
    x = 682,639,480.06/25,606.10
  6. Step 6: Final answer
    x = 26,659.26

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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.