Home / 55,600.21-83,404.01-19,572.32

Finding the Fourth Proportional to 55,600.21, 83,404.01 and 19,572.32

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Solution

The fourth proportional to 55,600.21, 83,404.01 and 19,572.32 is: 29,359.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,600.21 : 83,404.01 = 19,572.32 : x
  2. Step 2: Convert to fraction form
    55,600.21/83,404.01 = 19,572.32/x
  3. Step 3: Cross multiply
    55,600.21x = 83,404.01 × 19,572.32
  4. Step 4: Simplify right side
    55,600.21x = 1,632,409,875.14
  5. Step 5: Solve for x
    x = 1,632,409,875.14/55,600.21
  6. Step 6: Final answer
    x = 29,359.78

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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.