Home / 17,717.20-26,541.76-9,902.32

Finding the Fourth Proportional to 17,717.20, 26,541.76 and 9,902.32

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Solution

The fourth proportional to 17,717.20, 26,541.76 and 9,902.32 is: 14,834.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,717.20 : 26,541.76 = 9,902.32 : x
  2. Step 2: Convert to fraction form
    17,717.20/26,541.76 = 9,902.32/x
  3. Step 3: Cross multiply
    17,717.20x = 26,541.76 × 9,902.32
  4. Step 4: Simplify right side
    17,717.20x = 262,825,000.88
  5. Step 5: Solve for x
    x = 262,825,000.88/17,717.20
  6. Step 6: Final answer
    x = 14,834.45

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1.5x scale

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.