Home / 35,871.75-53,807.63-11,247.75

Finding the Fourth Proportional to 35,871.75, 53,807.63 and 11,247.75

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Solution

The fourth proportional to 35,871.75, 53,807.63 and 11,247.75 is: 16,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,871.75 : 53,807.63 = 11,247.75 : x
  2. Step 2: Convert to fraction form
    35,871.75/53,807.63 = 11,247.75/x
  3. Step 3: Cross multiply
    35,871.75x = 53,807.63 × 11,247.75
  4. Step 4: Simplify right side
    35,871.75x = 605,214,714.09
  5. Step 5: Solve for x
    x = 605,214,714.09/35,871.75
  6. Step 6: Final answer
    x = 16,871.63

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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.