Home / 19,934.86-29,887.56-16,834.72

Finding the Fourth Proportional to 19,934.86, 29,887.56 and 16,834.72

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Solution

The fourth proportional to 19,934.86, 29,887.56 and 16,834.72 is: 25,239.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.86 : 29,887.56 = 16,834.72 : x
  2. Step 2: Convert to fraction form
    19,934.86/29,887.56 = 16,834.72/x
  3. Step 3: Cross multiply
    19,934.86x = 29,887.56 × 16,834.72
  4. Step 4: Simplify right side
    19,934.86x = 503,148,704.08
  5. Step 5: Solve for x
    x = 503,148,704.08/19,934.86
  6. Step 6: Final answer
    x = 25,239.64

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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.