Home / 42,176.43-63,202.21-18,462.06

Finding the Fourth Proportional to 42,176.43, 63,202.21 and 18,462.06

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Solution

The fourth proportional to 42,176.43, 63,202.21 and 18,462.06 is: 27,665.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,176.43 : 63,202.21 = 18,462.06 : x
  2. Step 2: Convert to fraction form
    42,176.43/63,202.21 = 18,462.06/x
  3. Step 3: Cross multiply
    42,176.43x = 63,202.21 × 18,462.06
  4. Step 4: Simplify right side
    42,176.43x = 1,166,842,947.00
  5. Step 5: Solve for x
    x = 1,166,842,947.00/42,176.43
  6. Step 6: Final answer
    x = 27,665.76

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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.