Home / 47,231.32-70,857.38-15,651.18

Finding the Fourth Proportional to 47,231.32, 70,857.38 and 15,651.18

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Solution

The fourth proportional to 47,231.32, 70,857.38 and 15,651.18 is: 23,480.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,231.32 : 70,857.38 = 15,651.18 : x
  2. Step 2: Convert to fraction form
    47,231.32/70,857.38 = 15,651.18/x
  3. Step 3: Cross multiply
    47,231.32x = 70,857.38 × 15,651.18
  4. Step 4: Simplify right side
    47,231.32x = 1,109,001,608.71
  5. Step 5: Solve for x
    x = 1,109,001,608.71/47,231.32
  6. Step 6: Final answer
    x = 23,480.22

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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.