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Finding the Fourth Proportional to 28,000.11, 41,995.31 and 9,532.11

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Solution

The fourth proportional to 28,000.11, 41,995.31 and 9,532.11 is: 14,296.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,000.11 : 41,995.31 = 9,532.11 : x
  2. Step 2: Convert to fraction form
    28,000.11/41,995.31 = 9,532.11/x
  3. Step 3: Cross multiply
    28,000.11x = 41,995.31 × 9,532.11
  4. Step 4: Simplify right side
    28,000.11x = 400,303,866.74
  5. Step 5: Solve for x
    x = 400,303,866.74/28,000.11
  6. Step 6: Final answer
    x = 14,296.51

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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.