Home / 18,838.81-25,997.88-10,341.73

Finding the Fourth Proportional to 18,838.81, 25,997.88 and 10,341.73

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Solution

The fourth proportional to 18,838.81, 25,997.88 and 10,341.73 is: 14,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,838.81 : 25,997.88 = 10,341.73 : x
  2. Step 2: Convert to fraction form
    18,838.81/25,997.88 = 10,341.73/x
  3. Step 3: Cross multiply
    18,838.81x = 25,997.88 × 10,341.73
  4. Step 4: Simplify right side
    18,838.81x = 268,863,003.82
  5. Step 5: Solve for x
    x = 268,863,003.82/18,838.81
  6. Step 6: Final answer
    x = 14,271.76

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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.