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Finding the Fourth Proportional to 32,791.88, 49,184.78 and 13,065.16

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Solution

The fourth proportional to 32,791.88, 49,184.78 and 13,065.16 is: 19,596.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,791.88 : 49,184.78 = 13,065.16 : x
  2. Step 2: Convert to fraction form
    32,791.88/49,184.78 = 13,065.16/x
  3. Step 3: Cross multiply
    32,791.88x = 49,184.78 × 13,065.16
  4. Step 4: Simplify right side
    32,791.88x = 642,607,020.26
  5. Step 5: Solve for x
    x = 642,607,020.26/32,791.88
  6. Step 6: Final answer
    x = 19,596.53

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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.