Home / 39,385.71-54,361.06-25,042.77

Finding the Fourth Proportional to 39,385.71, 54,361.06 and 25,042.77

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Solution

The fourth proportional to 39,385.71, 54,361.06 and 25,042.77 is: 34,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,385.71 : 54,361.06 = 25,042.77 : x
  2. Step 2: Convert to fraction form
    39,385.71/54,361.06 = 25,042.77/x
  3. Step 3: Cross multiply
    39,385.71x = 54,361.06 × 25,042.77
  4. Step 4: Simplify right side
    39,385.71x = 1,361,351,459.93
  5. Step 5: Solve for x
    x = 1,361,351,459.93/39,385.71
  6. Step 6: Final answer
    x = 34,564.60

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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.