Home / 18,109.03-24,990.38-10,151.25

Finding the Fourth Proportional to 18,109.03, 24,990.38 and 10,151.25

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Solution

The fourth proportional to 18,109.03, 24,990.38 and 10,151.25 is: 14,008.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,109.03 : 24,990.38 = 10,151.25 : x
  2. Step 2: Convert to fraction form
    18,109.03/24,990.38 = 10,151.25/x
  3. Step 3: Cross multiply
    18,109.03x = 24,990.38 × 10,151.25
  4. Step 4: Simplify right side
    18,109.03x = 253,683,629.14
  5. Step 5: Solve for x
    x = 253,683,629.14/18,109.03
  6. Step 6: Final answer
    x = 14,008.68

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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.