Home / 39,965.00-55,153.53-22,974.74

Finding the Fourth Proportional to 39,965.00, 55,153.53 and 22,974.74

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Solution

The fourth proportional to 39,965.00, 55,153.53 and 22,974.74 is: 31,706.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,965.00 : 55,153.53 = 22,974.74 : x
  2. Step 2: Convert to fraction form
    39,965.00/55,153.53 = 22,974.74/x
  3. Step 3: Cross multiply
    39,965.00x = 55,153.53 × 22,974.74
  4. Step 4: Simplify right side
    39,965.00x = 1,267,137,736.06
  5. Step 5: Solve for x
    x = 1,267,137,736.06/39,965.00
  6. Step 6: Final answer
    x = 31,706.19

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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.