Home / 19,487.12-29,233.36-7,004.81

Finding the Fourth Proportional to 19,487.12, 29,233.36 and 7,004.81

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Solution

The fourth proportional to 19,487.12, 29,233.36 and 7,004.81 is: 10,508.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,487.12 : 29,233.36 = 7,004.81 : x
  2. Step 2: Convert to fraction form
    19,487.12/29,233.36 = 7,004.81/x
  3. Step 3: Cross multiply
    19,487.12x = 29,233.36 × 7,004.81
  4. Step 4: Simplify right side
    19,487.12x = 204,774,174.90
  5. Step 5: Solve for x
    x = 204,774,174.90/19,487.12
  6. Step 6: Final answer
    x = 10,508.18

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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.