Home / 19,934.64-29,884.68-7,614

Finding the Fourth Proportional to 19,934.64, 29,884.68 and 7,614

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Solution

The fourth proportional to 19,934.64, 29,884.68 and 7,614 is: 11,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.64 : 29,884.68 = 7,614 : x
  2. Step 2: Convert to fraction form
    19,934.64/29,884.68 = 7,614/x
  3. Step 3: Cross multiply
    19,934.64x = 29,884.68 × 7,614
  4. Step 4: Simplify right side
    19,934.64x = 227,541,953.52
  5. Step 5: Solve for x
    x = 227,541,953.52/19,934.64
  6. Step 6: Final answer
    x = 11,414.40

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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.