Home / 19,792.08-29,669.90-7,309.17

Finding the Fourth Proportional to 19,792.08, 29,669.90 and 7,309.17

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Solution

The fourth proportional to 19,792.08, 29,669.90 and 7,309.17 is: 10,957.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.08 : 29,669.90 = 7,309.17 : x
  2. Step 2: Convert to fraction form
    19,792.08/29,669.90 = 7,309.17/x
  3. Step 3: Cross multiply
    19,792.08x = 29,669.90 × 7,309.17
  4. Step 4: Simplify right side
    19,792.08x = 216,862,306.44
  5. Step 5: Solve for x
    x = 216,862,306.44/19,792.08
  6. Step 6: Final answer
    x = 10,957.02

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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.