Home / 22,288.80-30,733.34-14,211.68

Finding the Fourth Proportional to 22,288.80, 30,733.34 and 14,211.68

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Solution

The fourth proportional to 22,288.80, 30,733.34 and 14,211.68 is: 19,596.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,288.80 : 30,733.34 = 14,211.68 : x
  2. Step 2: Convert to fraction form
    22,288.80/30,733.34 = 14,211.68/x
  3. Step 3: Cross multiply
    22,288.80x = 30,733.34 × 14,211.68
  4. Step 4: Simplify right side
    22,288.80x = 436,772,168.69
  5. Step 5: Solve for x
    x = 436,772,168.69/22,288.80
  6. Step 6: Final answer
    x = 19,596.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.