Home / 25,107.84-37,661.92-7,577.60

Finding the Fourth Proportional to 25,107.84, 37,661.92 and 7,577.60

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Solution

The fourth proportional to 25,107.84, 37,661.92 and 7,577.60 is: 11,366.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,107.84 : 37,661.92 = 7,577.60 : x
  2. Step 2: Convert to fraction form
    25,107.84/37,661.92 = 7,577.60/x
  3. Step 3: Cross multiply
    25,107.84x = 37,661.92 × 7,577.60
  4. Step 4: Simplify right side
    25,107.84x = 285,386,964.99
  5. Step 5: Solve for x
    x = 285,386,964.99/25,107.84
  6. Step 6: Final answer
    x = 11,366.45

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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.