Home / 15,412.27-23,118.47-3,725.47

Finding the Fourth Proportional to 15,412.27, 23,118.47 and 3,725.47

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Solution

The fourth proportional to 15,412.27, 23,118.47 and 3,725.47 is: 5,588.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412.27 : 23,118.47 = 3,725.47 : x
  2. Step 2: Convert to fraction form
    15,412.27/23,118.47 = 3,725.47/x
  3. Step 3: Cross multiply
    15,412.27x = 23,118.47 × 3,725.47
  4. Step 4: Simplify right side
    15,412.27x = 86,127,147.80
  5. Step 5: Solve for x
    x = 86,127,147.80/15,412.27
  6. Step 6: Final answer
    x = 5,588.22

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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.