Home / 37,216.50-55,755.42-18,475.20

Finding the Fourth Proportional to 37,216.50, 55,755.42 and 18,475.20

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Solution

The fourth proportional to 37,216.50, 55,755.42 and 18,475.20 is: 27,678.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,216.50 : 55,755.42 = 18,475.20 : x
  2. Step 2: Convert to fraction form
    37,216.50/55,755.42 = 18,475.20/x
  3. Step 3: Cross multiply
    37,216.50x = 55,755.42 × 18,475.20
  4. Step 4: Simplify right side
    37,216.50x = 1,030,092,535.58
  5. Step 5: Solve for x
    x = 1,030,092,535.58/37,216.50
  6. Step 6: Final answer
    x = 27,678.38

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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.