Home / 42,824.28-64,220.46-14,736.48

Finding the Fourth Proportional to 42,824.28, 64,220.46 and 14,736.48

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Solution

The fourth proportional to 42,824.28, 64,220.46 and 14,736.48 is: 22,099.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,824.28 : 64,220.46 = 14,736.48 : x
  2. Step 2: Convert to fraction form
    42,824.28/64,220.46 = 14,736.48/x
  3. Step 3: Cross multiply
    42,824.28x = 64,220.46 × 14,736.48
  4. Step 4: Simplify right side
    42,824.28x = 946,383,524.38
  5. Step 5: Solve for x
    x = 946,383,524.38/42,824.28
  6. Step 6: Final answer
    x = 22,099.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.