Home / 36,708.24-55,029.72-15,920.40

Finding the Fourth Proportional to 36,708.24, 55,029.72 and 15,920.40

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Solution

The fourth proportional to 36,708.24, 55,029.72 and 15,920.40 is: 23,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,708.24 : 55,029.72 = 15,920.40 : x
  2. Step 2: Convert to fraction form
    36,708.24/55,029.72 = 15,920.40/x
  3. Step 3: Cross multiply
    36,708.24x = 55,029.72 × 15,920.40
  4. Step 4: Simplify right side
    36,708.24x = 876,095,154.29
  5. Step 5: Solve for x
    x = 876,095,154.29/36,708.24
  6. Step 6: Final answer
    x = 23,866.44

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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.