Home / 63,509.06-87,641.16-36,286.38

Finding the Fourth Proportional to 63,509.06, 87,641.16 and 36,286.38

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Solution

The fourth proportional to 63,509.06, 87,641.16 and 36,286.38 is: 50,074.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,509.06 : 87,641.16 = 36,286.38 : x
  2. Step 2: Convert to fraction form
    63,509.06/87,641.16 = 36,286.38/x
  3. Step 3: Cross multiply
    63,509.06x = 87,641.16 × 36,286.38
  4. Step 4: Simplify right side
    63,509.06x = 3,180,180,299.33
  5. Step 5: Solve for x
    x = 3,180,180,299.33/63,509.06
  6. Step 6: Final answer
    x = 50,074.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.