Home / 15,965.57-23,948.29-4,872.22

Finding the Fourth Proportional to 15,965.57, 23,948.29 and 4,872.22

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Solution

The fourth proportional to 15,965.57, 23,948.29 and 4,872.22 is: 7,308.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.57 : 23,948.29 = 4,872.22 : x
  2. Step 2: Convert to fraction form
    15,965.57/23,948.29 = 4,872.22/x
  3. Step 3: Cross multiply
    15,965.57x = 23,948.29 × 4,872.22
  4. Step 4: Simplify right side
    15,965.57x = 116,681,313.14
  5. Step 5: Solve for x
    x = 116,681,313.14/15,965.57
  6. Step 6: Final answer
    x = 7,308.31

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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.