Home / 27,543.12-41,317.41-8,818.45

Finding the Fourth Proportional to 27,543.12, 41,317.41 and 8,818.45

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Solution

The fourth proportional to 27,543.12, 41,317.41 and 8,818.45 is: 13,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.12 : 41,317.41 = 8,818.45 : x
  2. Step 2: Convert to fraction form
    27,543.12/41,317.41 = 8,818.45/x
  3. Step 3: Cross multiply
    27,543.12x = 41,317.41 × 8,818.45
  4. Step 4: Simplify right side
    27,543.12x = 364,355,514.21
  5. Step 5: Solve for x
    x = 364,355,514.21/27,543.12
  6. Step 6: Final answer
    x = 13,228.55

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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.