Home / 22,423.46-33,639.60-7,628.36

Finding the Fourth Proportional to 22,423.46, 33,639.60 and 7,628.36

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Solution

The fourth proportional to 22,423.46, 33,639.60 and 7,628.36 is: 11,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,423.46 : 33,639.60 = 7,628.36 : x
  2. Step 2: Convert to fraction form
    22,423.46/33,639.60 = 7,628.36/x
  3. Step 3: Cross multiply
    22,423.46x = 33,639.60 × 7,628.36
  4. Step 4: Simplify right side
    22,423.46x = 256,614,979.06
  5. Step 5: Solve for x
    x = 256,614,979.06/22,423.46
  6. Step 6: Final answer
    x = 11,444.04

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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.