Home / 14,778.62-22,171.64-4,248.66

Finding the Fourth Proportional to 14,778.62, 22,171.64 and 4,248.66

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Solution

The fourth proportional to 14,778.62, 22,171.64 and 4,248.66 is: 6,374.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,778.62 : 22,171.64 = 4,248.66 : x
  2. Step 2: Convert to fraction form
    14,778.62/22,171.64 = 4,248.66/x
  3. Step 3: Cross multiply
    14,778.62x = 22,171.64 × 4,248.66
  4. Step 4: Simplify right side
    14,778.62x = 94,199,627.90
  5. Step 5: Solve for x
    x = 94,199,627.90/14,778.62
  6. Step 6: Final answer
    x = 6,374.05

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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.