Home / 42,560.45-63,754.39-19,732.23

Finding the Fourth Proportional to 42,560.45, 63,754.39 and 19,732.23

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Solution

The fourth proportional to 42,560.45, 63,754.39 and 19,732.23 is: 29,558.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,560.45 : 63,754.39 = 19,732.23 : x
  2. Step 2: Convert to fraction form
    42,560.45/63,754.39 = 19,732.23/x
  3. Step 3: Cross multiply
    42,560.45x = 63,754.39 × 19,732.23
  4. Step 4: Simplify right side
    42,560.45x = 1,258,016,286.99
  5. Step 5: Solve for x
    x = 1,258,016,286.99/42,560.45
  6. Step 6: Final answer
    x = 29,558.34

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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.