Home / 18,101.37-24,981.29-10,144.33

Finding the Fourth Proportional to 18,101.37, 24,981.29 and 10,144.33

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Solution

The fourth proportional to 18,101.37, 24,981.29 and 10,144.33 is: 13,999.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101.37 : 24,981.29 = 10,144.33 : x
  2. Step 2: Convert to fraction form
    18,101.37/24,981.29 = 10,144.33/x
  3. Step 3: Cross multiply
    18,101.37x = 24,981.29 × 10,144.33
  4. Step 4: Simplify right side
    18,101.37x = 253,418,449.59
  5. Step 5: Solve for x
    x = 253,418,449.59/18,101.37
  6. Step 6: Final answer
    x = 13,999.96

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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.