Home / 39,335.70-58,990.79-13,033.38

Finding the Fourth Proportional to 39,335.70, 58,990.79 and 13,033.38

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Solution

The fourth proportional to 39,335.70, 58,990.79 and 13,033.38 is: 19,545.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,335.70 : 58,990.79 = 13,033.38 : x
  2. Step 2: Convert to fraction form
    39,335.70/58,990.79 = 13,033.38/x
  3. Step 3: Cross multiply
    39,335.70x = 58,990.79 × 13,033.38
  4. Step 4: Simplify right side
    39,335.70x = 768,849,022.45
  5. Step 5: Solve for x
    x = 768,849,022.45/39,335.70
  6. Step 6: Final answer
    x = 19,545.84

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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.