Home / 27,189.47-40,772.67-10,546.40

Finding the Fourth Proportional to 27,189.47, 40,772.67 and 10,546.40

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Solution

The fourth proportional to 27,189.47, 40,772.67 and 10,546.40 is: 15,815.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,189.47 : 40,772.67 = 10,546.40 : x
  2. Step 2: Convert to fraction form
    27,189.47/40,772.67 = 10,546.40/x
  3. Step 3: Cross multiply
    27,189.47x = 40,772.67 × 10,546.40
  4. Step 4: Simplify right side
    27,189.47x = 430,004,949.27
  5. Step 5: Solve for x
    x = 430,004,949.27/27,189.47
  6. Step 6: Final answer
    x = 15,815.13

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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.