Home / 46,918.17-70,377.49-11,857.86

Finding the Fourth Proportional to 46,918.17, 70,377.49 and 11,857.86

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Solution

The fourth proportional to 46,918.17, 70,377.49 and 11,857.86 is: 17,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,918.17 : 70,377.49 = 11,857.86 : x
  2. Step 2: Convert to fraction form
    46,918.17/70,377.49 = 11,857.86/x
  3. Step 3: Cross multiply
    46,918.17x = 70,377.49 × 11,857.86
  4. Step 4: Simplify right side
    46,918.17x = 834,526,438.39
  5. Step 5: Solve for x
    x = 834,526,438.39/46,918.17
  6. Step 6: Final answer
    x = 17,786.85

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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.