Home / 13,101.75-19,663.56-6,176.25

Finding the Fourth Proportional to 13,101.75, 19,663.56 and 6,176.25

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Solution

The fourth proportional to 13,101.75, 19,663.56 and 6,176.25 is: 9,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,101.75 : 19,663.56 = 6,176.25 : x
  2. Step 2: Convert to fraction form
    13,101.75/19,663.56 = 6,176.25/x
  3. Step 3: Cross multiply
    13,101.75x = 19,663.56 × 6,176.25
  4. Step 4: Simplify right side
    13,101.75x = 121,447,062.45
  5. Step 5: Solve for x
    x = 121,447,062.45/13,101.75
  6. Step 6: Final answer
    x = 9,269.53

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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.