Home / 34,505.64-47,616.36-19,399.56

Finding the Fourth Proportional to 34,505.64, 47,616.36 and 19,399.56

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Solution

The fourth proportional to 34,505.64, 47,616.36 and 19,399.56 is: 26,770.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.64 : 47,616.36 = 19,399.56 : x
  2. Step 2: Convert to fraction form
    34,505.64/47,616.36 = 19,399.56/x
  3. Step 3: Cross multiply
    34,505.64x = 47,616.36 × 19,399.56
  4. Step 4: Simplify right side
    34,505.64x = 923,736,432.80
  5. Step 5: Solve for x
    x = 923,736,432.80/34,505.64
  6. Step 6: Final answer
    x = 26,770.59

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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.