Home / 55,772.83-83,660.24-20,259.34

Finding the Fourth Proportional to 55,772.83, 83,660.24 and 20,259.34

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Solution

The fourth proportional to 55,772.83, 83,660.24 and 20,259.34 is: 30,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,772.83 : 83,660.24 = 20,259.34 : x
  2. Step 2: Convert to fraction form
    55,772.83/83,660.24 = 20,259.34/x
  3. Step 3: Cross multiply
    55,772.83x = 83,660.24 × 20,259.34
  4. Step 4: Simplify right side
    55,772.83x = 1,694,901,145.34
  5. Step 5: Solve for x
    x = 1,694,901,145.34/55,772.83
  6. Step 6: Final answer
    x = 30,389.37

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1.5x scale

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.