Home / 25,027.20-34,551.36-16,656

Finding the Fourth Proportional to 25,027.20, 34,551.36 and 16,656

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Solution

The fourth proportional to 25,027.20, 34,551.36 and 16,656 is: 22,994.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,027.20 : 34,551.36 = 16,656 : x
  2. Step 2: Convert to fraction form
    25,027.20/34,551.36 = 16,656/x
  3. Step 3: Cross multiply
    25,027.20x = 34,551.36 × 16,656
  4. Step 4: Simplify right side
    25,027.20x = 575,487,452.16
  5. Step 5: Solve for x
    x = 575,487,452.16/25,027.20
  6. Step 6: Final answer
    x = 22,994.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.