Home / 27,543.28-41,317.64-8,818.60

Finding the Fourth Proportional to 27,543.28, 41,317.64 and 8,818.60

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Solution

The fourth proportional to 27,543.28, 41,317.64 and 8,818.60 is: 13,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.28 : 41,317.64 = 8,818.60 : x
  2. Step 2: Convert to fraction form
    27,543.28/41,317.64 = 8,818.60/x
  3. Step 3: Cross multiply
    27,543.28x = 41,317.64 × 8,818.60
  4. Step 4: Simplify right side
    27,543.28x = 364,363,740.10
  5. Step 5: Solve for x
    x = 364,363,740.10/27,543.28
  6. Step 6: Final answer
    x = 13,228.77

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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.