Home / 17,785.28-26,675.76-7,395.68

Finding the Fourth Proportional to 17,785.28, 26,675.76 and 7,395.68

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Solution

The fourth proportional to 17,785.28, 26,675.76 and 7,395.68 is: 11,092.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,785.28 : 26,675.76 = 7,395.68 : x
  2. Step 2: Convert to fraction form
    17,785.28/26,675.76 = 7,395.68/x
  3. Step 3: Cross multiply
    17,785.28x = 26,675.76 × 7,395.68
  4. Step 4: Simplify right side
    17,785.28x = 197,285,384.72
  5. Step 5: Solve for x
    x = 197,285,384.72/17,785.28
  6. Step 6: Final answer
    x = 11,092.62

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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.