Home / 19,519.85-29,267.76-9,504.71

Finding the Fourth Proportional to 19,519.85, 29,267.76 and 9,504.71

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Solution

The fourth proportional to 19,519.85, 29,267.76 and 9,504.71 is: 14,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.85 : 29,267.76 = 9,504.71 : x
  2. Step 2: Convert to fraction form
    19,519.85/29,267.76 = 9,504.71/x
  3. Step 3: Cross multiply
    19,519.85x = 29,267.76 × 9,504.71
  4. Step 4: Simplify right side
    19,519.85x = 278,181,571.15
  5. Step 5: Solve for x
    x = 278,181,571.15/19,519.85
  6. Step 6: Final answer
    x = 14,251.21

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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.