Home / 18,095.06-27,120.65-8,224.40

Finding the Fourth Proportional to 18,095.06, 27,120.65 and 8,224.40

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Solution

The fourth proportional to 18,095.06, 27,120.65 and 8,224.40 is: 12,326.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095.06 : 27,120.65 = 8,224.40 : x
  2. Step 2: Convert to fraction form
    18,095.06/27,120.65 = 8,224.40/x
  3. Step 3: Cross multiply
    18,095.06x = 27,120.65 × 8,224.40
  4. Step 4: Simplify right side
    18,095.06x = 223,050,897.13
  5. Step 5: Solve for x
    x = 223,050,897.13/18,095.06
  6. Step 6: Final answer
    x = 12,326.62

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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.