Home / 39,977.18-59,954.82-15,015.30

Finding the Fourth Proportional to 39,977.18, 59,954.82 and 15,015.30

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Solution

The fourth proportional to 39,977.18, 59,954.82 and 15,015.30 is: 22,518.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,977.18 : 59,954.82 = 15,015.30 : x
  2. Step 2: Convert to fraction form
    39,977.18/59,954.82 = 15,015.30/x
  3. Step 3: Cross multiply
    39,977.18x = 59,954.82 × 15,015.30
  4. Step 4: Simplify right side
    39,977.18x = 900,239,608.75
  5. Step 5: Solve for x
    x = 900,239,608.75/39,977.18
  6. Step 6: Final answer
    x = 22,518.84

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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.