Home / 41,307.36-61,960.32-13,605.60

Finding the Fourth Proportional to 41,307.36, 61,960.32 and 13,605.60

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Solution

The fourth proportional to 41,307.36, 61,960.32 and 13,605.60 is: 20,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,307.36 : 61,960.32 = 13,605.60 : x
  2. Step 2: Convert to fraction form
    41,307.36/61,960.32 = 13,605.60/x
  3. Step 3: Cross multiply
    41,307.36x = 61,960.32 × 13,605.60
  4. Step 4: Simplify right side
    41,307.36x = 843,007,329.79
  5. Step 5: Solve for x
    x = 843,007,329.79/41,307.36
  6. Step 6: Final answer
    x = 20,408.16

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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.