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Finding the Fourth Proportional to 27,001.99, 40,502.87 and 7,282.54

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Solution

The fourth proportional to 27,001.99, 40,502.87 and 7,282.54 is: 10,923.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,001.99 : 40,502.87 = 7,282.54 : x
  2. Step 2: Convert to fraction form
    27,001.99/40,502.87 = 7,282.54/x
  3. Step 3: Cross multiply
    27,001.99x = 40,502.87 × 7,282.54
  4. Step 4: Simplify right side
    27,001.99x = 294,963,531.96
  5. Step 5: Solve for x
    x = 294,963,531.96/27,001.99
  6. Step 6: Final answer
    x = 10,923.77

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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.