Home / 23,029.86-34,543.26-8,987.28

Finding the Fourth Proportional to 23,029.86, 34,543.26 and 8,987.28

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Solution

The fourth proportional to 23,029.86, 34,543.26 and 8,987.28 is: 13,480.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,029.86 : 34,543.26 = 8,987.28 : x
  2. Step 2: Convert to fraction form
    23,029.86/34,543.26 = 8,987.28/x
  3. Step 3: Cross multiply
    23,029.86x = 34,543.26 × 8,987.28
  4. Step 4: Simplify right side
    23,029.86x = 310,449,949.73
  5. Step 5: Solve for x
    x = 310,449,949.73/23,029.86
  6. Step 6: Final answer
    x = 13,480.32

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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.