Home / 25,102.54-34,637.91-15,028.57

Finding the Fourth Proportional to 25,102.54, 34,637.91 and 15,028.57

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Solution

The fourth proportional to 25,102.54, 34,637.91 and 15,028.57 is: 20,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,102.54 : 34,637.91 = 15,028.57 : x
  2. Step 2: Convert to fraction form
    25,102.54/34,637.91 = 15,028.57/x
  3. Step 3: Cross multiply
    25,102.54x = 34,637.91 × 15,028.57
  4. Step 4: Simplify right side
    25,102.54x = 520,558,255.09
  5. Step 5: Solve for x
    x = 520,558,255.09/25,102.54
  6. Step 6: Final answer
    x = 20,737.27

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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.