Home / 39,855.34-59,705.16-31,049.02

Finding the Fourth Proportional to 39,855.34, 59,705.16 and 31,049.02

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Solution

The fourth proportional to 39,855.34, 59,705.16 and 31,049.02 is: 46,512.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,855.34 : 59,705.16 = 31,049.02 : x
  2. Step 2: Convert to fraction form
    39,855.34/59,705.16 = 31,049.02/x
  3. Step 3: Cross multiply
    39,855.34x = 59,705.16 × 31,049.02
  4. Step 4: Simplify right side
    39,855.34x = 1,853,786,706.94
  5. Step 5: Solve for x
    x = 1,853,786,706.94/39,855.34
  6. Step 6: Final answer
    x = 46,512.88

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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.