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Finding the Fourth Proportional to 27,807.59, 41,707.04 and 9,087.48

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Solution

The fourth proportional to 27,807.59, 41,707.04 and 9,087.48 is: 13,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,807.59 : 41,707.04 = 9,087.48 : x
  2. Step 2: Convert to fraction form
    27,807.59/41,707.04 = 9,087.48/x
  3. Step 3: Cross multiply
    27,807.59x = 41,707.04 × 9,087.48
  4. Step 4: Simplify right side
    27,807.59x = 379,011,826.11
  5. Step 5: Solve for x
    x = 379,011,826.11/27,807.59
  6. Step 6: Final answer
    x = 13,629.80

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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.