Home / 25,669.90-38,502.24-17,403.04

Finding the Fourth Proportional to 25,669.90, 38,502.24 and 17,403.04

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Solution

The fourth proportional to 25,669.90, 38,502.24 and 17,403.04 is: 26,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,669.90 : 38,502.24 = 17,403.04 : x
  2. Step 2: Convert to fraction form
    25,669.90/38,502.24 = 17,403.04/x
  3. Step 3: Cross multiply
    25,669.90x = 38,502.24 × 17,403.04
  4. Step 4: Simplify right side
    25,669.90x = 670,056,022.81
  5. Step 5: Solve for x
    x = 670,056,022.81/25,669.90
  6. Step 6: Final answer
    x = 26,102.79

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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.