Home / 19,892.44-29,838.66-10,040.05

Finding the Fourth Proportional to 19,892.44, 29,838.66 and 10,040.05

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Solution

The fourth proportional to 19,892.44, 29,838.66 and 10,040.05 is: 15,060.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,892.44 : 29,838.66 = 10,040.05 : x
  2. Step 2: Convert to fraction form
    19,892.44/29,838.66 = 10,040.05/x
  3. Step 3: Cross multiply
    19,892.44x = 29,838.66 × 10,040.05
  4. Step 4: Simplify right side
    19,892.44x = 299,581,638.33
  5. Step 5: Solve for x
    x = 299,581,638.33/19,892.44
  6. Step 6: Final answer
    x = 15,060.08

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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.