Home / 13,470.92-18,590.61-8,095.00

Finding the Fourth Proportional to 13,470.92, 18,590.61 and 8,095.00

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Solution

The fourth proportional to 13,470.92, 18,590.61 and 8,095.00 is: 11,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,470.92 : 18,590.61 = 8,095.00 : x
  2. Step 2: Convert to fraction form
    13,470.92/18,590.61 = 8,095.00/x
  3. Step 3: Cross multiply
    13,470.92x = 18,590.61 × 8,095.00
  4. Step 4: Simplify right side
    13,470.92x = 150,490,941.47
  5. Step 5: Solve for x
    x = 150,490,941.47/13,470.92
  6. Step 6: Final answer
    x = 11,171.55

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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.