Home / 55,695.08-83,584.12-22,415.40

Finding the Fourth Proportional to 55,695.08, 83,584.12 and 22,415.40

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Solution

The fourth proportional to 55,695.08, 83,584.12 and 22,415.40 is: 33,639.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,695.08 : 83,584.12 = 22,415.40 : x
  2. Step 2: Convert to fraction form
    55,695.08/83,584.12 = 22,415.40/x
  3. Step 3: Cross multiply
    55,695.08x = 83,584.12 × 22,415.40
  4. Step 4: Simplify right side
    55,695.08x = 1,873,571,483.45
  5. Step 5: Solve for x
    x = 1,873,571,483.45/55,695.08
  6. Step 6: Final answer
    x = 33,639.80

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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.