Home / 22,280.00-33,433.88-20,203.77

Finding the Fourth Proportional to 22,280.00, 33,433.88 and 20,203.77

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Solution

The fourth proportional to 22,280.00, 33,433.88 and 20,203.77 is: 30,318.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,280.00 : 33,433.88 = 20,203.77 : x
  2. Step 2: Convert to fraction form
    22,280.00/33,433.88 = 20,203.77/x
  3. Step 3: Cross multiply
    22,280.00x = 33,433.88 × 20,203.77
  4. Step 4: Simplify right side
    22,280.00x = 675,490,320.71
  5. Step 5: Solve for x
    x = 675,490,320.71/22,280.00
  6. Step 6: Final answer
    x = 30,318.23

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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.