Home / 18,693.24-28,042.65-5,544.06

Finding the Fourth Proportional to 18,693.24, 28,042.65 and 5,544.06

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Solution

The fourth proportional to 18,693.24, 28,042.65 and 5,544.06 is: 8,316.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,693.24 : 28,042.65 = 5,544.06 : x
  2. Step 2: Convert to fraction form
    18,693.24/28,042.65 = 5,544.06/x
  3. Step 3: Cross multiply
    18,693.24x = 28,042.65 × 5,544.06
  4. Step 4: Simplify right side
    18,693.24x = 155,470,134.16
  5. Step 5: Solve for x
    x = 155,470,134.16/18,693.24
  6. Step 6: Final answer
    x = 8,316.92

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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.