Home / 14,767.75-22,158.15-7,746.09

Finding the Fourth Proportional to 14,767.75, 22,158.15 and 7,746.09

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Solution

The fourth proportional to 14,767.75, 22,158.15 and 7,746.09 is: 11,622.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.75 : 22,158.15 = 7,746.09 : x
  2. Step 2: Convert to fraction form
    14,767.75/22,158.15 = 7,746.09/x
  3. Step 3: Cross multiply
    14,767.75x = 22,158.15 × 7,746.09
  4. Step 4: Simplify right side
    14,767.75x = 171,639,024.13
  5. Step 5: Solve for x
    x = 171,639,024.13/14,767.75
  6. Step 6: Final answer
    x = 11,622.56

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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.