Home / 43,116.66-64,675.01-19,396.50

Finding the Fourth Proportional to 43,116.66, 64,675.01 and 19,396.50

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Solution

The fourth proportional to 43,116.66, 64,675.01 and 19,396.50 is: 29,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,116.66 : 64,675.01 = 19,396.50 : x
  2. Step 2: Convert to fraction form
    43,116.66/64,675.01 = 19,396.50/x
  3. Step 3: Cross multiply
    43,116.66x = 64,675.01 × 19,396.50
  4. Step 4: Simplify right side
    43,116.66x = 1,254,469,001.22
  5. Step 5: Solve for x
    x = 1,254,469,001.22/43,116.66
  6. Step 6: Final answer
    x = 29,094.76

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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.