Home / 25,906.84-38,801.80-18,150.28

Finding the Fourth Proportional to 25,906.84, 38,801.80 and 18,150.28

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Solution

The fourth proportional to 25,906.84, 38,801.80 and 18,150.28 is: 27,184.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,906.84 : 38,801.80 = 18,150.28 : x
  2. Step 2: Convert to fraction form
    25,906.84/38,801.80 = 18,150.28/x
  3. Step 3: Cross multiply
    25,906.84x = 38,801.80 × 18,150.28
  4. Step 4: Simplify right side
    25,906.84x = 704,263,534.50
  5. Step 5: Solve for x
    x = 704,263,534.50/25,906.84
  6. Step 6: Final answer
    x = 27,184.46

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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.