Home / 42,961.11-64,467.18-23,239.23

Finding the Fourth Proportional to 42,961.11, 64,467.18 and 23,239.23

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Solution

The fourth proportional to 42,961.11, 64,467.18 and 23,239.23 is: 34,872.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,961.11 : 64,467.18 = 23,239.23 : x
  2. Step 2: Convert to fraction form
    42,961.11/64,467.18 = 23,239.23/x
  3. Step 3: Cross multiply
    42,961.11x = 64,467.18 × 23,239.23
  4. Step 4: Simplify right side
    42,961.11x = 1,498,167,623.47
  5. Step 5: Solve for x
    x = 1,498,167,623.47/42,961.11
  6. Step 6: Final answer
    x = 34,872.65

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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.