Home / 17,606.28-26,419.81-6,520.76

Finding the Fourth Proportional to 17,606.28, 26,419.81 and 6,520.76

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Solution

The fourth proportional to 17,606.28, 26,419.81 and 6,520.76 is: 9,784.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,606.28 : 26,419.81 = 6,520.76 : x
  2. Step 2: Convert to fraction form
    17,606.28/26,419.81 = 6,520.76/x
  3. Step 3: Cross multiply
    17,606.28x = 26,419.81 × 6,520.76
  4. Step 4: Simplify right side
    17,606.28x = 172,277,143.08
  5. Step 5: Solve for x
    x = 172,277,143.08/17,606.28
  6. Step 6: Final answer
    x = 9,784.98

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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.