Home / 27,217.88-40,829.35-9,445.76

Finding the Fourth Proportional to 27,217.88, 40,829.35 and 9,445.76

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Solution

The fourth proportional to 27,217.88, 40,829.35 and 9,445.76 is: 14,169.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.88 : 40,829.35 = 9,445.76 : x
  2. Step 2: Convert to fraction form
    27,217.88/40,829.35 = 9,445.76/x
  3. Step 3: Cross multiply
    27,217.88x = 40,829.35 × 9,445.76
  4. Step 4: Simplify right side
    27,217.88x = 385,664,241.06
  5. Step 5: Solve for x
    x = 385,664,241.06/27,217.88
  6. Step 6: Final answer
    x = 14,169.52

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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.