Home / 15,208.16-22,813.68-5,972

Finding the Fourth Proportional to 15,208.16, 22,813.68 and 5,972

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Solution

The fourth proportional to 15,208.16, 22,813.68 and 5,972 is: 8,958.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208.16 : 22,813.68 = 5,972 : x
  2. Step 2: Convert to fraction form
    15,208.16/22,813.68 = 5,972/x
  3. Step 3: Cross multiply
    15,208.16x = 22,813.68 × 5,972
  4. Step 4: Simplify right side
    15,208.16x = 136,243,296.96
  5. Step 5: Solve for x
    x = 136,243,296.96/15,208.16
  6. Step 6: Final answer
    x = 8,958.57

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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.