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Finding the Fourth Proportional to 32,812.98, 49,224.30 and 10,618.98

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Solution

The fourth proportional to 32,812.98, 49,224.30 and 10,618.98 is: 15,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,812.98 : 49,224.30 = 10,618.98 : x
  2. Step 2: Convert to fraction form
    32,812.98/49,224.30 = 10,618.98/x
  3. Step 3: Cross multiply
    32,812.98x = 49,224.30 × 10,618.98
  4. Step 4: Simplify right side
    32,812.98x = 522,711,857.21
  5. Step 5: Solve for x
    x = 522,711,857.21/32,812.98
  6. Step 6: Final answer
    x = 15,930.03

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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.