Home / 42,323.58-63,497.79-18,944.82

Finding the Fourth Proportional to 42,323.58, 63,497.79 and 18,944.82

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Solution

The fourth proportional to 42,323.58, 63,497.79 and 18,944.82 is: 28,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,323.58 : 63,497.79 = 18,944.82 : x
  2. Step 2: Convert to fraction form
    42,323.58/63,497.79 = 18,944.82/x
  3. Step 3: Cross multiply
    42,323.58x = 63,497.79 × 18,944.82
  4. Step 4: Simplify right side
    42,323.58x = 1,202,954,201.95
  5. Step 5: Solve for x
    x = 1,202,954,201.95/42,323.58
  6. Step 6: Final answer
    x = 28,422.79

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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.