Home / 19,476.12-29,194.72-7,613.62

Finding the Fourth Proportional to 19,476.12, 29,194.72 and 7,613.62

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Solution

The fourth proportional to 19,476.12, 29,194.72 and 7,613.62 is: 11,412.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.12 : 29,194.72 = 7,613.62 : x
  2. Step 2: Convert to fraction form
    19,476.12/29,194.72 = 7,613.62/x
  3. Step 3: Cross multiply
    19,476.12x = 29,194.72 × 7,613.62
  4. Step 4: Simplify right side
    19,476.12x = 222,277,504.09
  5. Step 5: Solve for x
    x = 222,277,504.09/19,476.12
  6. Step 6: Final answer
    x = 11,412.82

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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.