Home / 15,238.63-22,857.70-11,104.87

Finding the Fourth Proportional to 15,238.63, 22,857.70 and 11,104.87

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Solution

The fourth proportional to 15,238.63, 22,857.70 and 11,104.87 is: 16,657.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238.63 : 22,857.70 = 11,104.87 : x
  2. Step 2: Convert to fraction form
    15,238.63/22,857.70 = 11,104.87/x
  3. Step 3: Cross multiply
    15,238.63x = 22,857.70 × 11,104.87
  4. Step 4: Simplify right side
    15,238.63x = 253,831,787.00
  5. Step 5: Solve for x
    x = 253,831,787.00/15,238.63
  6. Step 6: Final answer
    x = 16,657.13

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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.