Home / 19,451.62-29,178.96-9,585.52

Finding the Fourth Proportional to 19,451.62, 29,178.96 and 9,585.52

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Solution

The fourth proportional to 19,451.62, 29,178.96 and 9,585.52 is: 14,379.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.62 : 29,178.96 = 9,585.52 : x
  2. Step 2: Convert to fraction form
    19,451.62/29,178.96 = 9,585.52/x
  3. Step 3: Cross multiply
    19,451.62x = 29,178.96 × 9,585.52
  4. Step 4: Simplify right side
    19,451.62x = 279,695,504.66
  5. Step 5: Solve for x
    x = 279,695,504.66/19,451.62
  6. Step 6: Final answer
    x = 14,379.03

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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.