Home / 19,788.26-29,681.67-5,936.90

Finding the Fourth Proportional to 19,788.26, 29,681.67 and 5,936.90

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Solution

The fourth proportional to 19,788.26, 29,681.67 and 5,936.90 is: 8,905.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788.26 : 29,681.67 = 5,936.90 : x
  2. Step 2: Convert to fraction form
    19,788.26/29,681.67 = 5,936.90/x
  3. Step 3: Cross multiply
    19,788.26x = 29,681.67 × 5,936.90
  4. Step 4: Simplify right side
    19,788.26x = 176,217,106.62
  5. Step 5: Solve for x
    x = 176,217,106.62/19,788.26
  6. Step 6: Final answer
    x = 8,905.13

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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.