Home / 43,261.45-64,841.29-19,541.30

Finding the Fourth Proportional to 43,261.45, 64,841.29 and 19,541.30

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Solution

The fourth proportional to 43,261.45, 64,841.29 and 19,541.30 is: 29,288.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,261.45 : 64,841.29 = 19,541.30 : x
  2. Step 2: Convert to fraction form
    43,261.45/64,841.29 = 19,541.30/x
  3. Step 3: Cross multiply
    43,261.45x = 64,841.29 × 19,541.30
  4. Step 4: Simplify right side
    43,261.45x = 1,267,083,213.53
  5. Step 5: Solve for x
    x = 1,267,083,213.53/43,261.45
  6. Step 6: Final answer
    x = 29,288.97

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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.