Home / 18,550.93-27,827.67-7,457.64

Finding the Fourth Proportional to 18,550.93, 27,827.67 and 7,457.64

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Solution

The fourth proportional to 18,550.93, 27,827.67 and 7,457.64 is: 11,186.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.93 : 27,827.67 = 7,457.64 : x
  2. Step 2: Convert to fraction form
    18,550.93/27,827.67 = 7,457.64/x
  3. Step 3: Cross multiply
    18,550.93x = 27,827.67 × 7,457.64
  4. Step 4: Simplify right side
    18,550.93x = 207,528,744.90
  5. Step 5: Solve for x
    x = 207,528,744.90/18,550.93
  6. Step 6: Final answer
    x = 11,186.97

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1.5x scale

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.