Home / 42,275.66-63,394.32-15,961.73

Finding the Fourth Proportional to 42,275.66, 63,394.32 and 15,961.73

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Solution

The fourth proportional to 42,275.66, 63,394.32 and 15,961.73 is: 23,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,275.66 : 63,394.32 = 15,961.73 : x
  2. Step 2: Convert to fraction form
    42,275.66/63,394.32 = 15,961.73/x
  3. Step 3: Cross multiply
    42,275.66x = 63,394.32 × 15,961.73
  4. Step 4: Simplify right side
    42,275.66x = 1,011,883,019.37
  5. Step 5: Solve for x
    x = 1,011,883,019.37/42,275.66
  6. Step 6: Final answer
    x = 23,935.36

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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.