Home / 55,622.03-83,442.14-18,171.23

Finding the Fourth Proportional to 55,622.03, 83,442.14 and 18,171.23

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Solution

The fourth proportional to 55,622.03, 83,442.14 and 18,171.23 is: 27,259.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,622.03 : 83,442.14 = 18,171.23 : x
  2. Step 2: Convert to fraction form
    55,622.03/83,442.14 = 18,171.23/x
  3. Step 3: Cross multiply
    55,622.03x = 83,442.14 × 18,171.23
  4. Step 4: Simplify right side
    55,622.03x = 1,516,245,809.57
  5. Step 5: Solve for x
    x = 1,516,245,809.57/55,622.03
  6. Step 6: Final answer
    x = 27,259.81

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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.