Home / 18,843.06-26,003.75-10,345.98

Finding the Fourth Proportional to 18,843.06, 26,003.75 and 10,345.98

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Solution

The fourth proportional to 18,843.06, 26,003.75 and 10,345.98 is: 14,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,843.06 : 26,003.75 = 10,345.98 : x
  2. Step 2: Convert to fraction form
    18,843.06/26,003.75 = 10,345.98/x
  3. Step 3: Cross multiply
    18,843.06x = 26,003.75 × 10,345.98
  4. Step 4: Simplify right side
    18,843.06x = 269,034,277.43
  5. Step 5: Solve for x
    x = 269,034,277.43/18,843.06
  6. Step 6: Final answer
    x = 14,277.63

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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.