Home / 18,569.48-27,863.80-12,333.81

Finding the Fourth Proportional to 18,569.48, 27,863.80 and 12,333.81

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Solution

The fourth proportional to 18,569.48, 27,863.80 and 12,333.81 is: 18,507.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.48 : 27,863.80 = 12,333.81 : x
  2. Step 2: Convert to fraction form
    18,569.48/27,863.80 = 12,333.81/x
  3. Step 3: Cross multiply
    18,569.48x = 27,863.80 × 12,333.81
  4. Step 4: Simplify right side
    18,569.48x = 343,666,784.24
  5. Step 5: Solve for x
    x = 343,666,784.24/18,569.48
  6. Step 6: Final answer
    x = 18,507.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.