Home / 14,757.16-22,137.90-5,521

Finding the Fourth Proportional to 14,757.16, 22,137.90 and 5,521

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Solution

The fourth proportional to 14,757.16, 22,137.90 and 5,521 is: 8,282.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.16 : 22,137.90 = 5,521 : x
  2. Step 2: Convert to fraction form
    14,757.16/22,137.90 = 5,521/x
  3. Step 3: Cross multiply
    14,757.16x = 22,137.90 × 5,521
  4. Step 4: Simplify right side
    14,757.16x = 122,223,345.90
  5. Step 5: Solve for x
    x = 122,223,345.90/14,757.16
  6. Step 6: Final answer
    x = 8,282.31

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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.