Home / 15,429.24-23,180.81-9,893.43

Finding the Fourth Proportional to 15,429.24, 23,180.81 and 9,893.43

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Solution

The fourth proportional to 15,429.24, 23,180.81 and 9,893.43 is: 14,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429.24 : 23,180.81 = 9,893.43 : x
  2. Step 2: Convert to fraction form
    15,429.24/23,180.81 = 9,893.43/x
  3. Step 3: Cross multiply
    15,429.24x = 23,180.81 × 9,893.43
  4. Step 4: Simplify right side
    15,429.24x = 229,337,671.61
  5. Step 5: Solve for x
    x = 229,337,671.61/15,429.24
  6. Step 6: Final answer
    x = 14,863.83

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1.5x scale

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.