Home / 22,660.86-31,263.26-16,706.70

Finding the Fourth Proportional to 22,660.86, 31,263.26 and 16,706.70

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Solution

The fourth proportional to 22,660.86, 31,263.26 and 16,706.70 is: 23,048.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,660.86 : 31,263.26 = 16,706.70 : x
  2. Step 2: Convert to fraction form
    22,660.86/31,263.26 = 16,706.70/x
  3. Step 3: Cross multiply
    22,660.86x = 31,263.26 × 16,706.70
  4. Step 4: Simplify right side
    22,660.86x = 522,305,905.84
  5. Step 5: Solve for x
    x = 522,305,905.84/22,660.86
  6. Step 6: Final answer
    x = 23,048.81

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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.