Home / 22,320.57-33,479.77-8,283.33

Finding the Fourth Proportional to 22,320.57, 33,479.77 and 8,283.33

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Solution

The fourth proportional to 22,320.57, 33,479.77 and 8,283.33 is: 12,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,320.57 : 33,479.77 = 8,283.33 : x
  2. Step 2: Convert to fraction form
    22,320.57/33,479.77 = 8,283.33/x
  3. Step 3: Cross multiply
    22,320.57x = 33,479.77 × 8,283.33
  4. Step 4: Simplify right side
    22,320.57x = 277,323,962.53
  5. Step 5: Solve for x
    x = 277,323,962.53/22,320.57
  6. Step 6: Final answer
    x = 12,424.59

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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.