Home / 19,474.64-29,213.44-5,624.72

Finding the Fourth Proportional to 19,474.64, 29,213.44 and 5,624.72

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Solution

The fourth proportional to 19,474.64, 29,213.44 and 5,624.72 is: 8,437.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.64 : 29,213.44 = 5,624.72 : x
  2. Step 2: Convert to fraction form
    19,474.64/29,213.44 = 5,624.72/x
  3. Step 3: Cross multiply
    19,474.64x = 29,213.44 × 5,624.72
  4. Step 4: Simplify right side
    19,474.64x = 164,317,420.24
  5. Step 5: Solve for x
    x = 164,317,420.24/19,474.64
  6. Step 6: Final answer
    x = 8,437.51

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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.