Home / 25,551.22-38,307.63-17,207.81

Finding the Fourth Proportional to 25,551.22, 38,307.63 and 17,207.81

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Solution

The fourth proportional to 25,551.22, 38,307.63 and 17,207.81 is: 25,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.22 : 38,307.63 = 17,207.81 : x
  2. Step 2: Convert to fraction form
    25,551.22/38,307.63 = 17,207.81/x
  3. Step 3: Cross multiply
    25,551.22x = 38,307.63 × 17,207.81
  4. Step 4: Simplify right side
    25,551.22x = 659,190,418.59
  5. Step 5: Solve for x
    x = 659,190,418.59/25,551.22
  6. Step 6: Final answer
    x = 25,798.78

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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.