Home / 19,533.46-29,299.98-4,742.37

Finding the Fourth Proportional to 19,533.46, 29,299.98 and 4,742.37

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Solution

The fourth proportional to 19,533.46, 29,299.98 and 4,742.37 is: 7,113.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.46 : 29,299.98 = 4,742.37 : x
  2. Step 2: Convert to fraction form
    19,533.46/29,299.98 = 4,742.37/x
  3. Step 3: Cross multiply
    19,533.46x = 29,299.98 × 4,742.37
  4. Step 4: Simplify right side
    19,533.46x = 138,951,419.67
  5. Step 5: Solve for x
    x = 138,951,419.67/19,533.46
  6. Step 6: Final answer
    x = 7,113.51

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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.