Home / 18,065.59-27,095.60-4,918.97

Finding the Fourth Proportional to 18,065.59, 27,095.60 and 4,918.97

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Solution

The fourth proportional to 18,065.59, 27,095.60 and 4,918.97 is: 7,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065.59 : 27,095.60 = 4,918.97 : x
  2. Step 2: Convert to fraction form
    18,065.59/27,095.60 = 4,918.97/x
  3. Step 3: Cross multiply
    18,065.59x = 27,095.60 × 4,918.97
  4. Step 4: Simplify right side
    18,065.59x = 133,282,523.57
  5. Step 5: Solve for x
    x = 133,282,523.57/18,065.59
  6. Step 6: Final answer
    x = 7,377.70

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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.