Home / 16,678.92-23,004.09-11,641.53

Finding the Fourth Proportional to 16,678.92, 23,004.09 and 11,641.53

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Solution

The fourth proportional to 16,678.92, 23,004.09 and 11,641.53 is: 16,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678.92 : 23,004.09 = 11,641.53 : x
  2. Step 2: Convert to fraction form
    16,678.92/23,004.09 = 11,641.53/x
  3. Step 3: Cross multiply
    16,678.92x = 23,004.09 × 11,641.53
  4. Step 4: Simplify right side
    16,678.92x = 267,802,803.86
  5. Step 5: Solve for x
    x = 267,802,803.86/16,678.92
  6. Step 6: Final answer
    x = 16,056.36

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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.