Home / 36,475.76-54,718.43-14,286.25

Finding the Fourth Proportional to 36,475.76, 54,718.43 and 14,286.25

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Solution

The fourth proportional to 36,475.76, 54,718.43 and 14,286.25 is: 21,431.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,475.76 : 54,718.43 = 14,286.25 : x
  2. Step 2: Convert to fraction form
    36,475.76/54,718.43 = 14,286.25/x
  3. Step 3: Cross multiply
    36,475.76x = 54,718.43 × 14,286.25
  4. Step 4: Simplify right side
    36,475.76x = 781,721,170.59
  5. Step 5: Solve for x
    x = 781,721,170.59/36,475.76
  6. Step 6: Final answer
    x = 21,431.25

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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.