Home / 14,746.72-22,119.32-5,512

Finding the Fourth Proportional to 14,746.72, 22,119.32 and 5,512

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Solution

The fourth proportional to 14,746.72, 22,119.32 and 5,512 is: 8,267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,746.72 : 22,119.32 = 5,512 : x
  2. Step 2: Convert to fraction form
    14,746.72/22,119.32 = 5,512/x
  3. Step 3: Cross multiply
    14,746.72x = 22,119.32 × 5,512
  4. Step 4: Simplify right side
    14,746.72x = 121,921,691.84
  5. Step 5: Solve for x
    x = 121,921,691.84/14,746.72
  6. Step 6: Final answer
    x = 8,267.72

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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.