Home / 17,864.88-24,597.42-15,170.58

Finding the Fourth Proportional to 17,864.88, 24,597.42 and 15,170.58

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Solution

The fourth proportional to 17,864.88, 24,597.42 and 15,170.58 is: 20,887.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,864.88 : 24,597.42 = 15,170.58 : x
  2. Step 2: Convert to fraction form
    17,864.88/24,597.42 = 15,170.58/x
  3. Step 3: Cross multiply
    17,864.88x = 24,597.42 × 15,170.58
  4. Step 4: Simplify right side
    17,864.88x = 373,157,127.90
  5. Step 5: Solve for x
    x = 373,157,127.90/17,864.88
  6. Step 6: Final answer
    x = 20,887.75

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1.5x scale

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.