Home / 18,143.48-25,035.17-10,184.19

Finding the Fourth Proportional to 18,143.48, 25,035.17 and 10,184.19

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Solution

The fourth proportional to 18,143.48, 25,035.17 and 10,184.19 is: 14,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,143.48 : 25,035.17 = 10,184.19 : x
  2. Step 2: Convert to fraction form
    18,143.48/25,035.17 = 10,184.19/x
  3. Step 3: Cross multiply
    18,143.48x = 25,035.17 × 10,184.19
  4. Step 4: Simplify right side
    18,143.48x = 254,962,927.96
  5. Step 5: Solve for x
    x = 254,962,927.96/18,143.48
  6. Step 6: Final answer
    x = 14,052.59

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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.