Home / 17,614.86-26,422.32-7,089.72

Finding the Fourth Proportional to 17,614.86, 26,422.32 and 7,089.72

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Solution

The fourth proportional to 17,614.86, 26,422.32 and 7,089.72 is: 10,634.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,614.86 : 26,422.32 = 7,089.72 : x
  2. Step 2: Convert to fraction form
    17,614.86/26,422.32 = 7,089.72/x
  3. Step 3: Cross multiply
    17,614.86x = 26,422.32 × 7,089.72
  4. Step 4: Simplify right side
    17,614.86x = 187,326,850.55
  5. Step 5: Solve for x
    x = 187,326,850.55/17,614.86
  6. Step 6: Final answer
    x = 10,634.59

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1.5x scale

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.