Home / 45,849.39-68,820.45-23,678.61

Finding the Fourth Proportional to 45,849.39, 68,820.45 and 23,678.61

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Solution

The fourth proportional to 45,849.39, 68,820.45 and 23,678.61 is: 35,541.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,849.39 : 68,820.45 = 23,678.61 : x
  2. Step 2: Convert to fraction form
    45,849.39/68,820.45 = 23,678.61/x
  3. Step 3: Cross multiply
    45,849.39x = 68,820.45 × 23,678.61
  4. Step 4: Simplify right side
    45,849.39x = 1,629,572,595.57
  5. Step 5: Solve for x
    x = 1,629,572,595.57/45,849.39
  6. Step 6: Final answer
    x = 35,541.86

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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.