Home / 16,056.70-22,149.09-9,341.55

Finding the Fourth Proportional to 16,056.70, 22,149.09 and 9,341.55

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Solution

The fourth proportional to 16,056.70, 22,149.09 and 9,341.55 is: 12,886.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,056.70 : 22,149.09 = 9,341.55 : x
  2. Step 2: Convert to fraction form
    16,056.70/22,149.09 = 9,341.55/x
  3. Step 3: Cross multiply
    16,056.70x = 22,149.09 × 9,341.55
  4. Step 4: Simplify right side
    16,056.70x = 206,906,831.69
  5. Step 5: Solve for x
    x = 206,906,831.69/16,056.70
  6. Step 6: Final answer
    x = 12,886.01

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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.