Home / 22,478.72-33,707.30-10,622.61

Finding the Fourth Proportional to 22,478.72, 33,707.30 and 10,622.61

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Solution

The fourth proportional to 22,478.72, 33,707.30 and 10,622.61 is: 15,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478.72 : 33,707.30 = 10,622.61 : x
  2. Step 2: Convert to fraction form
    22,478.72/33,707.30 = 10,622.61/x
  3. Step 3: Cross multiply
    22,478.72x = 33,707.30 × 10,622.61
  4. Step 4: Simplify right side
    22,478.72x = 358,059,448.94
  5. Step 5: Solve for x
    x = 358,059,448.94/22,478.72
  6. Step 6: Final answer
    x = 15,928.82

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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.