Home / 51,104.16-76,650.39-13,667.16

Finding the Fourth Proportional to 51,104.16, 76,650.39 and 13,667.16

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Solution

The fourth proportional to 51,104.16, 76,650.39 and 13,667.16 is: 20,499.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,104.16 : 76,650.39 = 13,667.16 : x
  2. Step 2: Convert to fraction form
    51,104.16/76,650.39 = 13,667.16/x
  3. Step 3: Cross multiply
    51,104.16x = 76,650.39 × 13,667.16
  4. Step 4: Simplify right side
    51,104.16x = 1,047,593,144.19
  5. Step 5: Solve for x
    x = 1,047,593,144.19/51,104.16
  6. Step 6: Final answer
    x = 20,499.18

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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.