Home / 18,166.96-25,081.14-13,910.32

Finding the Fourth Proportional to 18,166.96, 25,081.14 and 13,910.32

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Solution

The fourth proportional to 18,166.96, 25,081.14 and 13,910.32 is: 19,204.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166.96 : 25,081.14 = 13,910.32 : x
  2. Step 2: Convert to fraction form
    18,166.96/25,081.14 = 13,910.32/x
  3. Step 3: Cross multiply
    18,166.96x = 25,081.14 × 13,910.32
  4. Step 4: Simplify right side
    18,166.96x = 348,886,683.36
  5. Step 5: Solve for x
    x = 348,886,683.36/18,166.96
  6. Step 6: Final answer
    x = 19,204.46

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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.