Home / 19,510.24-29,266.36-11,188.04

Finding the Fourth Proportional to 19,510.24, 29,266.36 and 11,188.04

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Solution

The fourth proportional to 19,510.24, 29,266.36 and 11,188.04 is: 16,782.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,510.24 : 29,266.36 = 11,188.04 : x
  2. Step 2: Convert to fraction form
    19,510.24/29,266.36 = 11,188.04/x
  3. Step 3: Cross multiply
    19,510.24x = 29,266.36 × 11,188.04
  4. Step 4: Simplify right side
    19,510.24x = 327,433,206.33
  5. Step 5: Solve for x
    x = 327,433,206.33/19,510.24
  6. Step 6: Final answer
    x = 16,782.63

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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.