Home / 42,606.23-63,866.05-17,659.85

Finding the Fourth Proportional to 42,606.23, 63,866.05 and 17,659.85

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Solution

The fourth proportional to 42,606.23, 63,866.05 and 17,659.85 is: 26,471.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,606.23 : 63,866.05 = 17,659.85 : x
  2. Step 2: Convert to fraction form
    42,606.23/63,866.05 = 17,659.85/x
  3. Step 3: Cross multiply
    42,606.23x = 63,866.05 × 17,659.85
  4. Step 4: Simplify right side
    42,606.23x = 1,127,864,863.09
  5. Step 5: Solve for x
    x = 1,127,864,863.09/42,606.23
  6. Step 6: Final answer
    x = 26,471.83

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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.