Home / 19,719.93-29,562.26-7,237.06

Finding the Fourth Proportional to 19,719.93, 29,562.26 and 7,237.06

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Solution

The fourth proportional to 19,719.93, 29,562.26 and 7,237.06 is: 10,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,719.93 : 29,562.26 = 7,237.06 : x
  2. Step 2: Convert to fraction form
    19,719.93/29,562.26 = 7,237.06/x
  3. Step 3: Cross multiply
    19,719.93x = 29,562.26 × 7,237.06
  4. Step 4: Simplify right side
    19,719.93x = 213,943,665.36
  5. Step 5: Solve for x
    x = 213,943,665.36/19,719.93
  6. Step 6: Final answer
    x = 10,849.11

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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.