Home / 18,316.09-27,611.40-17,095.46

Finding the Fourth Proportional to 18,316.09, 27,611.40 and 17,095.46

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Solution

The fourth proportional to 18,316.09, 27,611.40 and 17,095.46 is: 25,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.09 : 27,611.40 = 17,095.46 : x
  2. Step 2: Convert to fraction form
    18,316.09/27,611.40 = 17,095.46/x
  3. Step 3: Cross multiply
    18,316.09x = 27,611.40 × 17,095.46
  4. Step 4: Simplify right side
    18,316.09x = 472,029,414.13
  5. Step 5: Solve for x
    x = 472,029,414.13/18,316.09
  6. Step 6: Final answer
    x = 25,771.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.