Home / 18,263.67-27,393.39-5,117.10

Finding the Fourth Proportional to 18,263.67, 27,393.39 and 5,117.10

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Solution

The fourth proportional to 18,263.67, 27,393.39 and 5,117.10 is: 7,675.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.67 : 27,393.39 = 5,117.10 : x
  2. Step 2: Convert to fraction form
    18,263.67/27,393.39 = 5,117.10/x
  3. Step 3: Cross multiply
    18,263.67x = 27,393.39 × 5,117.10
  4. Step 4: Simplify right side
    18,263.67x = 140,174,715.97
  5. Step 5: Solve for x
    x = 140,174,715.97/18,263.67
  6. Step 6: Final answer
    x = 7,675.06

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Double scale
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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.