Home / 14,234.60-19,645.56-8,265.08

Finding the Fourth Proportional to 14,234.60, 19,645.56 and 8,265.08

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Solution

The fourth proportional to 14,234.60, 19,645.56 and 8,265.08 is: 11,406.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234.60 : 19,645.56 = 8,265.08 : x
  2. Step 2: Convert to fraction form
    14,234.60/19,645.56 = 8,265.08/x
  3. Step 3: Cross multiply
    14,234.60x = 19,645.56 × 8,265.08
  4. Step 4: Simplify right side
    14,234.60x = 162,372,125.04
  5. Step 5: Solve for x
    x = 162,372,125.04/14,234.60
  6. Step 6: Final answer
    x = 11,406.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.