Home / 61,499.24-92,261.82-19,943

Finding the Fourth Proportional to 61,499.24, 92,261.82 and 19,943

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Solution

The fourth proportional to 61,499.24, 92,261.82 and 19,943 is: 29,918.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,499.24 : 92,261.82 = 19,943 : x
  2. Step 2: Convert to fraction form
    61,499.24/92,261.82 = 19,943/x
  3. Step 3: Cross multiply
    61,499.24x = 92,261.82 × 19,943
  4. Step 4: Simplify right side
    61,499.24x = 1,839,977,476.26
  5. Step 5: Solve for x
    x = 1,839,977,476.26/61,499.24
  6. Step 6: Final answer
    x = 29,918.70

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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.