Home / 18,910.36-26,096.07-10,412.30

Finding the Fourth Proportional to 18,910.36, 26,096.07 and 10,412.30

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Solution

The fourth proportional to 18,910.36, 26,096.07 and 10,412.30 is: 14,368.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,910.36 : 26,096.07 = 10,412.30 : x
  2. Step 2: Convert to fraction form
    18,910.36/26,096.07 = 10,412.30/x
  3. Step 3: Cross multiply
    18,910.36x = 26,096.07 × 10,412.30
  4. Step 4: Simplify right side
    18,910.36x = 271,720,109.66
  5. Step 5: Solve for x
    x = 271,720,109.66/18,910.36
  6. Step 6: Final answer
    x = 14,368.85

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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.