Home / 13,355.67-20,039.76-5,959.38

Finding the Fourth Proportional to 13,355.67, 20,039.76 and 5,959.38

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Solution

The fourth proportional to 13,355.67, 20,039.76 and 5,959.38 is: 8,941.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355.67 : 20,039.76 = 5,959.38 : x
  2. Step 2: Convert to fraction form
    13,355.67/20,039.76 = 5,959.38/x
  3. Step 3: Cross multiply
    13,355.67x = 20,039.76 × 5,959.38
  4. Step 4: Simplify right side
    13,355.67x = 119,424,544.95
  5. Step 5: Solve for x
    x = 119,424,544.95/13,355.67
  6. Step 6: Final answer
    x = 8,941.86

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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.