Home / 14,270.02-19,687.78-8,296.76

Finding the Fourth Proportional to 14,270.02, 19,687.78 and 8,296.76

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Solution

The fourth proportional to 14,270.02, 19,687.78 and 8,296.76 is: 11,446.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.02 : 19,687.78 = 8,296.76 : x
  2. Step 2: Convert to fraction form
    14,270.02/19,687.78 = 8,296.76/x
  3. Step 3: Cross multiply
    14,270.02x = 19,687.78 × 8,296.76
  4. Step 4: Simplify right side
    14,270.02x = 163,344,785.59
  5. Step 5: Solve for x
    x = 163,344,785.59/14,270.02
  6. Step 6: Final answer
    x = 11,446.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.