Home / 18,156.74-25,059.01-11,087.26

Finding the Fourth Proportional to 18,156.74, 25,059.01 and 11,087.26

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Solution

The fourth proportional to 18,156.74, 25,059.01 and 11,087.26 is: 15,302.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.74 : 25,059.01 = 11,087.26 : x
  2. Step 2: Convert to fraction form
    18,156.74/25,059.01 = 11,087.26/x
  3. Step 3: Cross multiply
    18,156.74x = 25,059.01 × 11,087.26
  4. Step 4: Simplify right side
    18,156.74x = 277,835,759.21
  5. Step 5: Solve for x
    x = 277,835,759.21/18,156.74
  6. Step 6: Final answer
    x = 15,302.07

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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.