Home / 38,796.15-58,189.82-10,720.19

Finding the Fourth Proportional to 38,796.15, 58,189.82 and 10,720.19

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Solution

The fourth proportional to 38,796.15, 58,189.82 and 10,720.19 is: 16,079.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,796.15 : 58,189.82 = 10,720.19 : x
  2. Step 2: Convert to fraction form
    38,796.15/58,189.82 = 10,720.19/x
  3. Step 3: Cross multiply
    38,796.15x = 58,189.82 × 10,720.19
  4. Step 4: Simplify right side
    38,796.15x = 623,805,926.47
  5. Step 5: Solve for x
    x = 623,805,926.47/38,796.15
  6. Step 6: Final answer
    x = 16,079.07

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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.