Home / 45,439.41-68,150.90-13,841.91

Finding the Fourth Proportional to 45,439.41, 68,150.90 and 13,841.91

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Solution

The fourth proportional to 45,439.41, 68,150.90 and 13,841.91 is: 20,760.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,439.41 : 68,150.90 = 13,841.91 : x
  2. Step 2: Convert to fraction form
    45,439.41/68,150.90 = 13,841.91/x
  3. Step 3: Cross multiply
    45,439.41x = 68,150.90 × 13,841.91
  4. Step 4: Simplify right side
    45,439.41x = 943,338,555.01
  5. Step 5: Solve for x
    x = 943,338,555.01/45,439.41
  6. Step 6: Final answer
    x = 20,760.36

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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.