Home / 36,788.92-55,191.61-13,415.36

Finding the Fourth Proportional to 36,788.92, 55,191.61 and 13,415.36

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Solution

The fourth proportional to 36,788.92, 55,191.61 and 13,415.36 is: 20,126.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,788.92 : 55,191.61 = 13,415.36 : x
  2. Step 2: Convert to fraction form
    36,788.92/55,191.61 = 13,415.36/x
  3. Step 3: Cross multiply
    36,788.92x = 55,191.61 × 13,415.36
  4. Step 4: Simplify right side
    36,788.92x = 740,415,317.13
  5. Step 5: Solve for x
    x = 740,415,317.13/36,788.92
  6. Step 6: Final answer
    x = 20,126.04

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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.