Home / 47,254.42-70,832.94-20,971.54

Finding the Fourth Proportional to 47,254.42, 70,832.94 and 20,971.54

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Solution

The fourth proportional to 47,254.42, 70,832.94 and 20,971.54 is: 31,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,254.42 : 70,832.94 = 20,971.54 : x
  2. Step 2: Convert to fraction form
    47,254.42/70,832.94 = 20,971.54/x
  3. Step 3: Cross multiply
    47,254.42x = 70,832.94 × 20,971.54
  4. Step 4: Simplify right side
    47,254.42x = 1,485,475,834.53
  5. Step 5: Solve for x
    x = 1,485,475,834.53/47,254.42
  6. Step 6: Final answer
    x = 31,435.70

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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.