Home / 14,557.85-21,841.39-5,197.66

Finding the Fourth Proportional to 14,557.85, 21,841.39 and 5,197.66

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Solution

The fourth proportional to 14,557.85, 21,841.39 and 5,197.66 is: 7,798.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557.85 : 21,841.39 = 5,197.66 : x
  2. Step 2: Convert to fraction form
    14,557.85/21,841.39 = 5,197.66/x
  3. Step 3: Cross multiply
    14,557.85x = 21,841.39 × 5,197.66
  4. Step 4: Simplify right side
    14,557.85x = 113,524,119.15
  5. Step 5: Solve for x
    x = 113,524,119.15/14,557.85
  6. Step 6: Final answer
    x = 7,798.14

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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.