Home / 43,234.52-64,868.70-16,934.72

Finding the Fourth Proportional to 43,234.52, 64,868.70 and 16,934.72

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Solution

The fourth proportional to 43,234.52, 64,868.70 and 16,934.72 is: 25,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,234.52 : 64,868.70 = 16,934.72 : x
  2. Step 2: Convert to fraction form
    43,234.52/64,868.70 = 16,934.72/x
  3. Step 3: Cross multiply
    43,234.52x = 64,868.70 × 16,934.72
  4. Step 4: Simplify right side
    43,234.52x = 1,098,533,271.26
  5. Step 5: Solve for x
    x = 1,098,533,271.26/43,234.52
  6. Step 6: Final answer
    x = 25,408.71

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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.