Home / 47,285.74-70,939.62-16,121.02

Finding the Fourth Proportional to 47,285.74, 70,939.62 and 16,121.02

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Solution

The fourth proportional to 47,285.74, 70,939.62 and 16,121.02 is: 24,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,285.74 : 70,939.62 = 16,121.02 : x
  2. Step 2: Convert to fraction form
    47,285.74/70,939.62 = 16,121.02/x
  3. Step 3: Cross multiply
    47,285.74x = 70,939.62 × 16,121.02
  4. Step 4: Simplify right side
    47,285.74x = 1,143,619,032.81
  5. Step 5: Solve for x
    x = 1,143,619,032.81/47,285.74
  6. Step 6: Final answer
    x = 24,185.28

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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.