Home / 13,473.73-18,591.28-7,505.25

Finding the Fourth Proportional to 13,473.73, 18,591.28 and 7,505.25

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Solution

The fourth proportional to 13,473.73, 18,591.28 and 7,505.25 is: 10,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.73 : 18,591.28 = 7,505.25 : x
  2. Step 2: Convert to fraction form
    13,473.73/18,591.28 = 7,505.25/x
  3. Step 3: Cross multiply
    13,473.73x = 18,591.28 × 7,505.25
  4. Step 4: Simplify right side
    13,473.73x = 139,532,204.22
  5. Step 5: Solve for x
    x = 139,532,204.22/13,473.73
  6. Step 6: Final answer
    x = 10,355.87

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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.