Home / 39,628.71-59,423.49-19,614.96

Finding the Fourth Proportional to 39,628.71, 59,423.49 and 19,614.96

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Solution

The fourth proportional to 39,628.71, 59,423.49 and 19,614.96 is: 29,412.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,628.71 : 59,423.49 = 19,614.96 : x
  2. Step 2: Convert to fraction form
    39,628.71/59,423.49 = 19,614.96/x
  3. Step 3: Cross multiply
    39,628.71x = 59,423.49 × 19,614.96
  4. Step 4: Simplify right side
    39,628.71x = 1,165,589,379.41
  5. Step 5: Solve for x
    x = 1,165,589,379.41/39,628.71
  6. Step 6: Final answer
    x = 29,412.75

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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.