Home / 36,459.78-54,687.85-14,277.23

Finding the Fourth Proportional to 36,459.78, 54,687.85 and 14,277.23

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Solution

The fourth proportional to 36,459.78, 54,687.85 and 14,277.23 is: 21,415.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,459.78 : 54,687.85 = 14,277.23 : x
  2. Step 2: Convert to fraction form
    36,459.78/54,687.85 = 14,277.23/x
  3. Step 3: Cross multiply
    36,459.78x = 54,687.85 × 14,277.23
  4. Step 4: Simplify right side
    36,459.78x = 780,790,667.83
  5. Step 5: Solve for x
    x = 780,790,667.83/36,459.78
  6. Step 6: Final answer
    x = 21,415.12

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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.