Home / 40,224.87-60,338.07-13,930.47

Finding the Fourth Proportional to 40,224.87, 60,338.07 and 13,930.47

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Solution

The fourth proportional to 40,224.87, 60,338.07 and 13,930.47 is: 20,895.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,224.87 : 60,338.07 = 13,930.47 : x
  2. Step 2: Convert to fraction form
    40,224.87/60,338.07 = 13,930.47/x
  3. Step 3: Cross multiply
    40,224.87x = 60,338.07 × 13,930.47
  4. Step 4: Simplify right side
    40,224.87x = 840,537,673.99
  5. Step 5: Solve for x
    x = 840,537,673.99/40,224.87
  6. Step 6: Final answer
    x = 20,895.97

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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.