Home / 18,175.79-27,263.64-5,696.76

Finding the Fourth Proportional to 18,175.79, 27,263.64 and 5,696.76

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Solution

The fourth proportional to 18,175.79, 27,263.64 and 5,696.76 is: 8,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,175.79 : 27,263.64 = 5,696.76 : x
  2. Step 2: Convert to fraction form
    18,175.79/27,263.64 = 5,696.76/x
  3. Step 3: Cross multiply
    18,175.79x = 27,263.64 × 5,696.76
  4. Step 4: Simplify right side
    18,175.79x = 155,314,526.73
  5. Step 5: Solve for x
    x = 155,314,526.73/18,175.79
  6. Step 6: Final answer
    x = 8,545.13

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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.