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Finding the Fourth Proportional to 27,092.88, 40,639.32 and 9,551.52

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Solution

The fourth proportional to 27,092.88, 40,639.32 and 9,551.52 is: 14,327.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,092.88 : 40,639.32 = 9,551.52 : x
  2. Step 2: Convert to fraction form
    27,092.88/40,639.32 = 9,551.52/x
  3. Step 3: Cross multiply
    27,092.88x = 40,639.32 × 9,551.52
  4. Step 4: Simplify right side
    27,092.88x = 388,167,277.77
  5. Step 5: Solve for x
    x = 388,167,277.77/27,092.88
  6. Step 6: Final answer
    x = 14,327.28

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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.