Home / 45,841.14-68,772.47-14,249.57

Finding the Fourth Proportional to 45,841.14, 68,772.47 and 14,249.57

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Solution

The fourth proportional to 45,841.14, 68,772.47 and 14,249.57 is: 21,377.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,841.14 : 68,772.47 = 14,249.57 : x
  2. Step 2: Convert to fraction form
    45,841.14/68,772.47 = 14,249.57/x
  3. Step 3: Cross multiply
    45,841.14x = 68,772.47 × 14,249.57
  4. Step 4: Simplify right side
    45,841.14x = 979,977,710.23
  5. Step 5: Solve for x
    x = 979,977,710.23/45,841.14
  6. Step 6: Final answer
    x = 21,377.69

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1.5x scale

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.