Home / 35,424.10-53,150.52-13,243.84

Finding the Fourth Proportional to 35,424.10, 53,150.52 and 13,243.84

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Solution

The fourth proportional to 35,424.10, 53,150.52 and 13,243.84 is: 19,871.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,424.10 : 53,150.52 = 13,243.84 : x
  2. Step 2: Convert to fraction form
    35,424.10/53,150.52 = 13,243.84/x
  3. Step 3: Cross multiply
    35,424.10x = 53,150.52 × 13,243.84
  4. Step 4: Simplify right side
    35,424.10x = 703,916,982.80
  5. Step 5: Solve for x
    x = 703,916,982.80/35,424.10
  6. Step 6: Final answer
    x = 19,871.13

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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.