Home / 22,285.55-33,426.63-8,239.01

Finding the Fourth Proportional to 22,285.55, 33,426.63 and 8,239.01

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Solution

The fourth proportional to 22,285.55, 33,426.63 and 8,239.01 is: 12,357.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,285.55 : 33,426.63 = 8,239.01 : x
  2. Step 2: Convert to fraction form
    22,285.55/33,426.63 = 8,239.01/x
  3. Step 3: Cross multiply
    22,285.55x = 33,426.63 × 8,239.01
  4. Step 4: Simplify right side
    22,285.55x = 275,402,171.70
  5. Step 5: Solve for x
    x = 275,402,171.70/22,285.55
  6. Step 6: Final answer
    x = 12,357.88

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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.