Home / 55,695.06-83,584.10-22,415.40

Finding the Fourth Proportional to 55,695.06, 83,584.10 and 22,415.40

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Solution

The fourth proportional to 55,695.06, 83,584.10 and 22,415.40 is: 33,639.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,695.06 : 83,584.10 = 22,415.40 : x
  2. Step 2: Convert to fraction form
    55,695.06/83,584.10 = 22,415.40/x
  3. Step 3: Cross multiply
    55,695.06x = 83,584.10 × 22,415.40
  4. Step 4: Simplify right side
    55,695.06x = 1,873,571,035.14
  5. Step 5: Solve for x
    x = 1,873,571,035.14/55,695.06
  6. Step 6: Final answer
    x = 33,639.81

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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.