Home / 47,310.53-70,964.25-19,222.28

Finding the Fourth Proportional to 47,310.53, 70,964.25 and 19,222.28

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Solution

The fourth proportional to 47,310.53, 70,964.25 and 19,222.28 is: 28,832.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,310.53 : 70,964.25 = 19,222.28 : x
  2. Step 2: Convert to fraction form
    47,310.53/70,964.25 = 19,222.28/x
  3. Step 3: Cross multiply
    47,310.53x = 70,964.25 × 19,222.28
  4. Step 4: Simplify right side
    47,310.53x = 1,364,094,328.67
  5. Step 5: Solve for x
    x = 1,364,094,328.67/47,310.53
  6. Step 6: Final answer
    x = 28,832.79

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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.