Home / 32,969.28-49,453.80-18,170.40

Finding the Fourth Proportional to 32,969.28, 49,453.80 and 18,170.40

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Solution

The fourth proportional to 32,969.28, 49,453.80 and 18,170.40 is: 27,255.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,969.28 : 49,453.80 = 18,170.40 : x
  2. Step 2: Convert to fraction form
    32,969.28/49,453.80 = 18,170.40/x
  3. Step 3: Cross multiply
    32,969.28x = 49,453.80 × 18,170.40
  4. Step 4: Simplify right side
    32,969.28x = 898,595,327.52
  5. Step 5: Solve for x
    x = 898,595,327.52/32,969.28
  6. Step 6: Final answer
    x = 27,255.53

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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.