Home / 13,453.60-18,553.10-10,261.23

Finding the Fourth Proportional to 13,453.60, 18,553.10 and 10,261.23

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Solution

The fourth proportional to 13,453.60, 18,553.10 and 10,261.23 is: 14,150.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.60 : 18,553.10 = 10,261.23 : x
  2. Step 2: Convert to fraction form
    13,453.60/18,553.10 = 10,261.23/x
  3. Step 3: Cross multiply
    13,453.60x = 18,553.10 × 10,261.23
  4. Step 4: Simplify right side
    13,453.60x = 190,377,575.01
  5. Step 5: Solve for x
    x = 190,377,575.01/13,453.60
  6. Step 6: Final answer
    x = 14,150.68

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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.