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Finding the Fourth Proportional to 27,238.88, 40,864.88 and 9,466.96

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Solution

The fourth proportional to 27,238.88, 40,864.88 and 9,466.96 is: 14,202.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238.88 : 40,864.88 = 9,466.96 : x
  2. Step 2: Convert to fraction form
    27,238.88/40,864.88 = 9,466.96/x
  3. Step 3: Cross multiply
    27,238.88x = 40,864.88 × 9,466.96
  4. Step 4: Simplify right side
    27,238.88x = 386,866,184.36
  5. Step 5: Solve for x
    x = 386,866,184.36/27,238.88
  6. Step 6: Final answer
    x = 14,202.72

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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.