Home / 25,285.76-37,935.93-7,758.17

Finding the Fourth Proportional to 25,285.76, 37,935.93 and 7,758.17

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Solution

The fourth proportional to 25,285.76, 37,935.93 and 7,758.17 is: 11,639.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.76 : 37,935.93 = 7,758.17 : x
  2. Step 2: Convert to fraction form
    25,285.76/37,935.93 = 7,758.17/x
  3. Step 3: Cross multiply
    25,285.76x = 37,935.93 × 7,758.17
  4. Step 4: Simplify right side
    25,285.76x = 294,313,394.05
  5. Step 5: Solve for x
    x = 294,313,394.05/25,285.76
  6. Step 6: Final answer
    x = 11,639.49

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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.