Home / 13,341.83-19,966.33-8,273.65

Finding the Fourth Proportional to 13,341.83, 19,966.33 and 8,273.65

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Solution

The fourth proportional to 13,341.83, 19,966.33 and 8,273.65 is: 12,381.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341.83 : 19,966.33 = 8,273.65 : x
  2. Step 2: Convert to fraction form
    13,341.83/19,966.33 = 8,273.65/x
  3. Step 3: Cross multiply
    13,341.83x = 19,966.33 × 8,273.65
  4. Step 4: Simplify right side
    13,341.83x = 165,194,467.92
  5. Step 5: Solve for x
    x = 165,194,467.92/13,341.83
  6. Step 6: Final answer
    x = 12,381.69

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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.