Home / 40,813.36-61,219.95-14,519.14

Finding the Fourth Proportional to 40,813.36, 61,219.95 and 14,519.14

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Solution

The fourth proportional to 40,813.36, 61,219.95 and 14,519.14 is: 21,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,813.36 : 61,219.95 = 14,519.14 : x
  2. Step 2: Convert to fraction form
    40,813.36/61,219.95 = 14,519.14/x
  3. Step 3: Cross multiply
    40,813.36x = 61,219.95 × 14,519.14
  4. Step 4: Simplify right side
    40,813.36x = 888,861,024.84
  5. Step 5: Solve for x
    x = 888,861,024.84/40,813.36
  6. Step 6: Final answer
    x = 21,778.68

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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.