Home / 41,777.16-62,622-30,667.20

Finding the Fourth Proportional to 41,777.16, 62,622 and 30,667.20

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Solution

The fourth proportional to 41,777.16, 62,622 and 30,667.20 is: 45,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,777.16 : 62,622 = 30,667.20 : x
  2. Step 2: Convert to fraction form
    41,777.16/62,622 = 30,667.20/x
  3. Step 3: Cross multiply
    41,777.16x = 62,622 × 30,667.20
  4. Step 4: Simplify right side
    41,777.16x = 1,920,441,398.40
  5. Step 5: Solve for x
    x = 1,920,441,398.40/41,777.16
  6. Step 6: Final answer
    x = 45,968.69

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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.