Home / 39,824.91-59,674.79-18,759.98

Finding the Fourth Proportional to 39,824.91, 59,674.79 and 18,759.98

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Solution

The fourth proportional to 39,824.91, 59,674.79 and 18,759.98 is: 28,110.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,824.91 : 59,674.79 = 18,759.98 : x
  2. Step 2: Convert to fraction form
    39,824.91/59,674.79 = 18,759.98/x
  3. Step 3: Cross multiply
    39,824.91x = 59,674.79 × 18,759.98
  4. Step 4: Simplify right side
    39,824.91x = 1,119,498,062.99
  5. Step 5: Solve for x
    x = 1,119,498,062.99/39,824.91
  6. Step 6: Final answer
    x = 28,110.50

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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.