Home / 13,292.49-18,363.47-10,736.43

Finding the Fourth Proportional to 13,292.49, 18,363.47 and 10,736.43

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Solution

The fourth proportional to 13,292.49, 18,363.47 and 10,736.43 is: 14,832.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.49 : 18,363.47 = 10,736.43 : x
  2. Step 2: Convert to fraction form
    13,292.49/18,363.47 = 10,736.43/x
  3. Step 3: Cross multiply
    13,292.49x = 18,363.47 × 10,736.43
  4. Step 4: Simplify right side
    13,292.49x = 197,158,056.53
  5. Step 5: Solve for x
    x = 197,158,056.53/13,292.49
  6. Step 6: Final answer
    x = 14,832.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.