Home / 19,443.24-29,126.66-10,089.36

Finding the Fourth Proportional to 19,443.24, 29,126.66 and 10,089.36

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Solution

The fourth proportional to 19,443.24, 29,126.66 and 10,089.36 is: 15,114.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443.24 : 29,126.66 = 10,089.36 : x
  2. Step 2: Convert to fraction form
    19,443.24/29,126.66 = 10,089.36/x
  3. Step 3: Cross multiply
    19,443.24x = 29,126.66 × 10,089.36
  4. Step 4: Simplify right side
    19,443.24x = 293,869,358.34
  5. Step 5: Solve for x
    x = 293,869,358.34/19,443.24
  6. Step 6: Final answer
    x = 15,114.22

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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.