Home / 14,775.96-22,149.52-8,188.36

Finding the Fourth Proportional to 14,775.96, 22,149.52 and 8,188.36

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Solution

The fourth proportional to 14,775.96, 22,149.52 and 8,188.36 is: 12,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,775.96 : 22,149.52 = 8,188.36 : x
  2. Step 2: Convert to fraction form
    14,775.96/22,149.52 = 8,188.36/x
  3. Step 3: Cross multiply
    14,775.96x = 22,149.52 × 8,188.36
  4. Step 4: Simplify right side
    14,775.96x = 181,368,243.59
  5. Step 5: Solve for x
    x = 181,368,243.59/14,775.96
  6. Step 6: Final answer
    x = 12,274.55

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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.