Home / 45,894.42-68,833.40-12,610.17

Finding the Fourth Proportional to 45,894.42, 68,833.40 and 12,610.17

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Solution

The fourth proportional to 45,894.42, 68,833.40 and 12,610.17 is: 18,912.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,894.42 : 68,833.40 = 12,610.17 : x
  2. Step 2: Convert to fraction form
    45,894.42/68,833.40 = 12,610.17/x
  3. Step 3: Cross multiply
    45,894.42x = 68,833.40 × 12,610.17
  4. Step 4: Simplify right side
    45,894.42x = 868,000,812.63
  5. Step 5: Solve for x
    x = 868,000,812.63/45,894.42
  6. Step 6: Final answer
    x = 18,912.99

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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.