Home / 17,192.88-25,672.90-13,643.02

Finding the Fourth Proportional to 17,192.88, 25,672.90 and 13,643.02

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Solution

The fourth proportional to 17,192.88, 25,672.90 and 13,643.02 is: 20,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,192.88 : 25,672.90 = 13,643.02 : x
  2. Step 2: Convert to fraction form
    17,192.88/25,672.90 = 13,643.02/x
  3. Step 3: Cross multiply
    17,192.88x = 25,672.90 × 13,643.02
  4. Step 4: Simplify right side
    17,192.88x = 350,255,888.16
  5. Step 5: Solve for x
    x = 350,255,888.16/17,192.88
  6. Step 6: Final answer
    x = 20,372.15

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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.