Home / 27,685.20-41,533.20-11,042.40

Finding the Fourth Proportional to 27,685.20, 41,533.20 and 11,042.40

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Solution

The fourth proportional to 27,685.20, 41,533.20 and 11,042.40 is: 16,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685.20 : 41,533.20 = 11,042.40 : x
  2. Step 2: Convert to fraction form
    27,685.20/41,533.20 = 11,042.40/x
  3. Step 3: Cross multiply
    27,685.20x = 41,533.20 × 11,042.40
  4. Step 4: Simplify right side
    27,685.20x = 458,626,207.68
  5. Step 5: Solve for x
    x = 458,626,207.68/27,685.20
  6. Step 6: Final answer
    x = 16,565.75

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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.