Home / 19,812.06-29,718.20-5,021.01

Finding the Fourth Proportional to 19,812.06, 29,718.20 and 5,021.01

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Solution

The fourth proportional to 19,812.06, 29,718.20 and 5,021.01 is: 7,531.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,812.06 : 29,718.20 = 5,021.01 : x
  2. Step 2: Convert to fraction form
    19,812.06/29,718.20 = 5,021.01/x
  3. Step 3: Cross multiply
    19,812.06x = 29,718.20 × 5,021.01
  4. Step 4: Simplify right side
    19,812.06x = 149,215,391.93
  5. Step 5: Solve for x
    x = 149,215,391.93/19,812.06
  6. Step 6: Final answer
    x = 7,531.54

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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.