Home / 15,965.43-23,948.14-4,872.17

Finding the Fourth Proportional to 15,965.43, 23,948.14 and 4,872.17

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Solution

The fourth proportional to 15,965.43, 23,948.14 and 4,872.17 is: 7,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.43 : 23,948.14 = 4,872.17 : x
  2. Step 2: Convert to fraction form
    15,965.43/23,948.14 = 4,872.17/x
  3. Step 3: Cross multiply
    15,965.43x = 23,948.14 × 4,872.17
  4. Step 4: Simplify right side
    15,965.43x = 116,679,409.26
  5. Step 5: Solve for x
    x = 116,679,409.26/15,965.43
  6. Step 6: Final answer
    x = 7,308.26

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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.