Home / 10,550.22-14,549.67-9,057.66

Finding the Fourth Proportional to 10,550.22, 14,549.67 and 9,057.66

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Solution

The fourth proportional to 10,550.22, 14,549.67 and 9,057.66 is: 12,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.22 : 14,549.67 = 9,057.66 : x
  2. Step 2: Convert to fraction form
    10,550.22/14,549.67 = 9,057.66/x
  3. Step 3: Cross multiply
    10,550.22x = 14,549.67 × 9,057.66
  4. Step 4: Simplify right side
    10,550.22x = 131,785,963.97
  5. Step 5: Solve for x
    x = 131,785,963.97/10,550.22
  6. Step 6: Final answer
    x = 12,491.30

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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.