Home / 18,838.56-25,997.53-10,341.48

Finding the Fourth Proportional to 18,838.56, 25,997.53 and 10,341.48

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Solution

The fourth proportional to 18,838.56, 25,997.53 and 10,341.48 is: 14,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,838.56 : 25,997.53 = 10,341.48 : x
  2. Step 2: Convert to fraction form
    18,838.56/25,997.53 = 10,341.48/x
  3. Step 3: Cross multiply
    18,838.56x = 25,997.53 × 10,341.48
  4. Step 4: Simplify right side
    18,838.56x = 268,852,936.54
  5. Step 5: Solve for x
    x = 268,852,936.54/18,838.56
  6. Step 6: Final answer
    x = 14,271.42

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1.5x scale

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.