Home / 17,272.90-25,774.64-15,411.22

Finding the Fourth Proportional to 17,272.90, 25,774.64 and 15,411.22

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Solution

The fourth proportional to 17,272.90, 25,774.64 and 15,411.22 is: 22,996.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.90 : 25,774.64 = 15,411.22 : x
  2. Step 2: Convert to fraction form
    17,272.90/25,774.64 = 15,411.22/x
  3. Step 3: Cross multiply
    17,272.90x = 25,774.64 × 15,411.22
  4. Step 4: Simplify right side
    17,272.90x = 397,218,647.46
  5. Step 5: Solve for x
    x = 397,218,647.46/17,272.90
  6. Step 6: Final answer
    x = 22,996.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.