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Finding the Fourth Proportional to 32,881.74, 49,338.81 and 15,349.02

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Solution

The fourth proportional to 32,881.74, 49,338.81 and 15,349.02 is: 23,031.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,881.74 : 49,338.81 = 15,349.02 : x
  2. Step 2: Convert to fraction form
    32,881.74/49,338.81 = 15,349.02/x
  3. Step 3: Cross multiply
    32,881.74x = 49,338.81 × 15,349.02
  4. Step 4: Simplify right side
    32,881.74x = 757,302,381.47
  5. Step 5: Solve for x
    x = 757,302,381.47/32,881.74
  6. Step 6: Final answer
    x = 23,031.09

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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.