Home / 23,161.61-34,742.12-5,631.39

Finding the Fourth Proportional to 23,161.61, 34,742.12 and 5,631.39

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Solution

The fourth proportional to 23,161.61, 34,742.12 and 5,631.39 is: 8,447.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.61 : 34,742.12 = 5,631.39 : x
  2. Step 2: Convert to fraction form
    23,161.61/34,742.12 = 5,631.39/x
  3. Step 3: Cross multiply
    23,161.61x = 34,742.12 × 5,631.39
  4. Step 4: Simplify right side
    23,161.61x = 195,646,398.99
  5. Step 5: Solve for x
    x = 195,646,398.99/23,161.61
  6. Step 6: Final answer
    x = 8,447.01

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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.