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Finding the Fourth Proportional to 32,969.65, 49,448.73 and 9,271.56

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Solution

The fourth proportional to 32,969.65, 49,448.73 and 9,271.56 is: 13,905.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,969.65 : 49,448.73 = 9,271.56 : x
  2. Step 2: Convert to fraction form
    32,969.65/49,448.73 = 9,271.56/x
  3. Step 3: Cross multiply
    32,969.65x = 49,448.73 × 9,271.56
  4. Step 4: Simplify right side
    32,969.65x = 458,466,867.12
  5. Step 5: Solve for x
    x = 458,466,867.12/32,969.65
  6. Step 6: Final answer
    x = 13,905.73

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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.