Home / 47,890.84-66,086.77-26,379.87

Finding the Fourth Proportional to 47,890.84, 66,086.77 and 26,379.87

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Solution

The fourth proportional to 47,890.84, 66,086.77 and 26,379.87 is: 36,402.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,890.84 : 66,086.77 = 26,379.87 : x
  2. Step 2: Convert to fraction form
    47,890.84/66,086.77 = 26,379.87/x
  3. Step 3: Cross multiply
    47,890.84x = 66,086.77 × 26,379.87
  4. Step 4: Simplify right side
    47,890.84x = 1,743,360,401.32
  5. Step 5: Solve for x
    x = 1,743,360,401.32/47,890.84
  6. Step 6: Final answer
    x = 36,402.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.