Home / 32,899.05-49,348.12-7,938.89

Finding the Fourth Proportional to 32,899.05, 49,348.12 and 7,938.89

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Solution

The fourth proportional to 32,899.05, 49,348.12 and 7,938.89 is: 11,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,899.05 : 49,348.12 = 7,938.89 : x
  2. Step 2: Convert to fraction form
    32,899.05/49,348.12 = 7,938.89/x
  3. Step 3: Cross multiply
    32,899.05x = 49,348.12 × 7,938.89
  4. Step 4: Simplify right side
    32,899.05x = 391,769,296.39
  5. Step 5: Solve for x
    x = 391,769,296.39/32,899.05
  6. Step 6: Final answer
    x = 11,908.23

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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.