Home / 39,351.40-59,027.10-28,234.60

Finding the Fourth Proportional to 39,351.40, 59,027.10 and 28,234.60

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Solution

The fourth proportional to 39,351.40, 59,027.10 and 28,234.60 is: 42,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,351.40 : 59,027.10 = 28,234.60 : x
  2. Step 2: Convert to fraction form
    39,351.40/59,027.10 = 28,234.60/x
  3. Step 3: Cross multiply
    39,351.40x = 59,027.10 × 28,234.60
  4. Step 4: Simplify right side
    39,351.40x = 1,666,606,557.66
  5. Step 5: Solve for x
    x = 1,666,606,557.66/39,351.40
  6. Step 6: Final answer
    x = 42,351.90

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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.