Home / 45,979.66-68,969.05-27,246.21

Finding the Fourth Proportional to 45,979.66, 68,969.05 and 27,246.21

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Solution

The fourth proportional to 45,979.66, 68,969.05 and 27,246.21 is: 40,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,979.66 : 68,969.05 = 27,246.21 : x
  2. Step 2: Convert to fraction form
    45,979.66/68,969.05 = 27,246.21/x
  3. Step 3: Cross multiply
    45,979.66x = 68,969.05 × 27,246.21
  4. Step 4: Simplify right side
    45,979.66x = 1,879,145,219.80
  5. Step 5: Solve for x
    x = 1,879,145,219.80/45,979.66
  6. Step 6: Final answer
    x = 40,869.05

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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.