Home / 30,789.18-46,190.03-9,732.51

Finding the Fourth Proportional to 30,789.18, 46,190.03 and 9,732.51

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Solution

The fourth proportional to 30,789.18, 46,190.03 and 9,732.51 is: 14,600.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,789.18 : 46,190.03 = 9,732.51 : x
  2. Step 2: Convert to fraction form
    30,789.18/46,190.03 = 9,732.51/x
  3. Step 3: Cross multiply
    30,789.18x = 46,190.03 × 9,732.51
  4. Step 4: Simplify right side
    30,789.18x = 449,544,880.21
  5. Step 5: Solve for x
    x = 449,544,880.21/30,789.18
  6. Step 6: Final answer
    x = 14,600.74

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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.