Home / 18,061.35-24,923.51-10,102.20

Finding the Fourth Proportional to 18,061.35, 24,923.51 and 10,102.20

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Solution

The fourth proportional to 18,061.35, 24,923.51 and 10,102.20 is: 13,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,061.35 : 24,923.51 = 10,102.20 : x
  2. Step 2: Convert to fraction form
    18,061.35/24,923.51 = 10,102.20/x
  3. Step 3: Cross multiply
    18,061.35x = 24,923.51 × 10,102.20
  4. Step 4: Simplify right side
    18,061.35x = 251,782,232.21
  5. Step 5: Solve for x
    x = 251,782,232.21/18,061.35
  6. Step 6: Final answer
    x = 13,940.39

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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.