Home / 55,222.10-82,857.45-25,624.70

Finding the Fourth Proportional to 55,222.10, 82,857.45 and 25,624.70

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Solution

The fourth proportional to 55,222.10, 82,857.45 and 25,624.70 is: 38,448.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,222.10 : 82,857.45 = 25,624.70 : x
  2. Step 2: Convert to fraction form
    55,222.10/82,857.45 = 25,624.70/x
  3. Step 3: Cross multiply
    55,222.10x = 82,857.45 × 25,624.70
  4. Step 4: Simplify right side
    55,222.10x = 2,123,197,299.02
  5. Step 5: Solve for x
    x = 2,123,197,299.02/55,222.10
  6. Step 6: Final answer
    x = 38,448.33

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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.