Home / 42,054.53-63,025.75-19,873.79

Finding the Fourth Proportional to 42,054.53, 63,025.75 and 19,873.79

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Solution

The fourth proportional to 42,054.53, 63,025.75 and 19,873.79 is: 29,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,054.53 : 63,025.75 = 19,873.79 : x
  2. Step 2: Convert to fraction form
    42,054.53/63,025.75 = 19,873.79/x
  3. Step 3: Cross multiply
    42,054.53x = 63,025.75 × 19,873.79
  4. Step 4: Simplify right side
    42,054.53x = 1,252,560,420.72
  5. Step 5: Solve for x
    x = 1,252,560,420.72/42,054.53
  6. Step 6: Final answer
    x = 29,784.20

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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.