Home / 18,115.04-24,999.01-10,943.96

Finding the Fourth Proportional to 18,115.04, 24,999.01 and 10,943.96

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Solution

The fourth proportional to 18,115.04, 24,999.01 and 10,943.96 is: 15,102.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,115.04 : 24,999.01 = 10,943.96 : x
  2. Step 2: Convert to fraction form
    18,115.04/24,999.01 = 10,943.96/x
  3. Step 3: Cross multiply
    18,115.04x = 24,999.01 × 10,943.96
  4. Step 4: Simplify right side
    18,115.04x = 273,588,040.48
  5. Step 5: Solve for x
    x = 273,588,040.48/18,115.04
  6. Step 6: Final answer
    x = 15,102.81

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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.