Home / 36,307.68-54,464.88-14,122.72

Finding the Fourth Proportional to 36,307.68, 54,464.88 and 14,122.72

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Solution

The fourth proportional to 36,307.68, 54,464.88 and 14,122.72 is: 21,185.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,307.68 : 54,464.88 = 14,122.72 : x
  2. Step 2: Convert to fraction form
    36,307.68/54,464.88 = 14,122.72/x
  3. Step 3: Cross multiply
    36,307.68x = 54,464.88 × 14,122.72
  4. Step 4: Simplify right side
    36,307.68x = 769,192,250.07
  5. Step 5: Solve for x
    x = 769,192,250.07/36,307.68
  6. Step 6: Final answer
    x = 21,185.39

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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.