Home / 17,015.60-23,489.80-11,353.70

Finding the Fourth Proportional to 17,015.60, 23,489.80 and 11,353.70

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Solution

The fourth proportional to 17,015.60, 23,489.80 and 11,353.70 is: 15,673.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.60 : 23,489.80 = 11,353.70 : x
  2. Step 2: Convert to fraction form
    17,015.60/23,489.80 = 11,353.70/x
  3. Step 3: Cross multiply
    17,015.60x = 23,489.80 × 11,353.70
  4. Step 4: Simplify right side
    17,015.60x = 266,696,142.26
  5. Step 5: Solve for x
    x = 266,696,142.26/17,015.60
  6. Step 6: Final answer
    x = 15,673.63

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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.