Home / 22,017.80-33,025.90-8,866.60

Finding the Fourth Proportional to 22,017.80, 33,025.90 and 8,866.60

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Solution

The fourth proportional to 22,017.80, 33,025.90 and 8,866.60 is: 13,299.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.80 : 33,025.90 = 8,866.60 : x
  2. Step 2: Convert to fraction form
    22,017.80/33,025.90 = 8,866.60/x
  3. Step 3: Cross multiply
    22,017.80x = 33,025.90 × 8,866.60
  4. Step 4: Simplify right side
    22,017.80x = 292,827,444.94
  5. Step 5: Solve for x
    x = 292,827,444.94/22,017.80
  6. Step 6: Final answer
    x = 13,299.58

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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.