Home / 36,742.09-55,111.92-15,965.59

Finding the Fourth Proportional to 36,742.09, 55,111.92 and 15,965.59

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Solution

The fourth proportional to 36,742.09, 55,111.92 and 15,965.59 is: 23,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,742.09 : 55,111.92 = 15,965.59 : x
  2. Step 2: Convert to fraction form
    36,742.09/55,111.92 = 15,965.59/x
  3. Step 3: Cross multiply
    36,742.09x = 55,111.92 × 15,965.59
  4. Step 4: Simplify right side
    36,742.09x = 879,894,318.83
  5. Step 5: Solve for x
    x = 879,894,318.83/36,742.09
  6. Step 6: Final answer
    x = 23,947.86

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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.