Home / 14,457.27-19,951.79-8,791.10

Finding the Fourth Proportional to 14,457.27, 19,951.79 and 8,791.10

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Solution

The fourth proportional to 14,457.27, 19,951.79 and 8,791.10 is: 12,132.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,457.27 : 19,951.79 = 8,791.10 : x
  2. Step 2: Convert to fraction form
    14,457.27/19,951.79 = 8,791.10/x
  3. Step 3: Cross multiply
    14,457.27x = 19,951.79 × 8,791.10
  4. Step 4: Simplify right side
    14,457.27x = 175,398,037.35
  5. Step 5: Solve for x
    x = 175,398,037.35/14,457.27
  6. Step 6: Final answer
    x = 12,132.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.