Home / 16,962.11-25,445.95-5,272.59

Finding the Fourth Proportional to 16,962.11, 25,445.95 and 5,272.59

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Solution

The fourth proportional to 16,962.11, 25,445.95 and 5,272.59 is: 7,909.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,962.11 : 25,445.95 = 5,272.59 : x
  2. Step 2: Convert to fraction form
    16,962.11/25,445.95 = 5,272.59/x
  3. Step 3: Cross multiply
    16,962.11x = 25,445.95 × 5,272.59
  4. Step 4: Simplify right side
    16,962.11x = 134,166,143.75
  5. Step 5: Solve for x
    x = 134,166,143.75/16,962.11
  6. Step 6: Final answer
    x = 7,909.76

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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.