Home / 39,269.37-54,224.42-36,420.15

Finding the Fourth Proportional to 39,269.37, 54,224.42 and 36,420.15

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Solution

The fourth proportional to 39,269.37, 54,224.42 and 36,420.15 is: 50,290.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,269.37 : 54,224.42 = 36,420.15 : x
  2. Step 2: Convert to fraction form
    39,269.37/54,224.42 = 36,420.15/x
  3. Step 3: Cross multiply
    39,269.37x = 54,224.42 × 36,420.15
  4. Step 4: Simplify right side
    39,269.37x = 1,974,861,329.99
  5. Step 5: Solve for x
    x = 1,974,861,329.99/39,269.37
  6. Step 6: Final answer
    x = 50,290.13

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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.