Home / 16,632.75-22,953.21-9,180.75

Finding the Fourth Proportional to 16,632.75, 22,953.21 and 9,180.75

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Solution

The fourth proportional to 16,632.75, 22,953.21 and 9,180.75 is: 12,669.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,632.75 : 22,953.21 = 9,180.75 : x
  2. Step 2: Convert to fraction form
    16,632.75/22,953.21 = 9,180.75/x
  3. Step 3: Cross multiply
    16,632.75x = 22,953.21 × 9,180.75
  4. Step 4: Simplify right side
    16,632.75x = 210,727,682.71
  5. Step 5: Solve for x
    x = 210,727,682.71/16,632.75
  6. Step 6: Final answer
    x = 12,669.44

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Double scale
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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.