Home / 18,112.38-27,166.76-4,966.08

Finding the Fourth Proportional to 18,112.38, 27,166.76 and 4,966.08

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Solution

The fourth proportional to 18,112.38, 27,166.76 and 4,966.08 is: 7,448.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.38 : 27,166.76 = 4,966.08 : x
  2. Step 2: Convert to fraction form
    18,112.38/27,166.76 = 4,966.08/x
  3. Step 3: Cross multiply
    18,112.38x = 27,166.76 × 4,966.08
  4. Step 4: Simplify right side
    18,112.38x = 134,912,303.50
  5. Step 5: Solve for x
    x = 134,912,303.50/18,112.38
  6. Step 6: Final answer
    x = 7,448.62

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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.