Home / 33,447.71-46,158.36-18,341.75

Finding the Fourth Proportional to 33,447.71, 46,158.36 and 18,341.75

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Solution

The fourth proportional to 33,447.71, 46,158.36 and 18,341.75 is: 25,311.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,447.71 : 46,158.36 = 18,341.75 : x
  2. Step 2: Convert to fraction form
    33,447.71/46,158.36 = 18,341.75/x
  3. Step 3: Cross multiply
    33,447.71x = 46,158.36 × 18,341.75
  4. Step 4: Simplify right side
    33,447.71x = 846,625,099.53
  5. Step 5: Solve for x
    x = 846,625,099.53/33,447.71
  6. Step 6: Final answer
    x = 25,311.90

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1.5x scale

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.