Home / 39,134.08-58,627.31-30,325.94

Finding the Fourth Proportional to 39,134.08, 58,627.31 and 30,325.94

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Solution

The fourth proportional to 39,134.08, 58,627.31 and 30,325.94 is: 45,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,134.08 : 58,627.31 = 30,325.94 : x
  2. Step 2: Convert to fraction form
    39,134.08/58,627.31 = 30,325.94/x
  3. Step 3: Cross multiply
    39,134.08x = 58,627.31 × 30,325.94
  4. Step 4: Simplify right side
    39,134.08x = 1,777,927,840.66
  5. Step 5: Solve for x
    x = 1,777,927,840.66/39,134.08
  6. Step 6: Final answer
    x = 45,431.70

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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.