Home / 22,706.28-31,334.76-13,273.02

Finding the Fourth Proportional to 22,706.28, 31,334.76 and 13,273.02

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Solution

The fourth proportional to 22,706.28, 31,334.76 and 13,273.02 is: 18,316.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,706.28 : 31,334.76 = 13,273.02 : x
  2. Step 2: Convert to fraction form
    22,706.28/31,334.76 = 13,273.02/x
  3. Step 3: Cross multiply
    22,706.28x = 31,334.76 × 13,273.02
  4. Step 4: Simplify right side
    22,706.28x = 415,906,896.18
  5. Step 5: Solve for x
    x = 415,906,896.18/22,706.28
  6. Step 6: Final answer
    x = 18,316.82

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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.