Home / 18,995.93-26,215.38-11,444.63

Finding the Fourth Proportional to 18,995.93, 26,215.38 and 11,444.63

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Solution

The fourth proportional to 18,995.93, 26,215.38 and 11,444.63 is: 15,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995.93 : 26,215.38 = 11,444.63 : x
  2. Step 2: Convert to fraction form
    18,995.93/26,215.38 = 11,444.63/x
  3. Step 3: Cross multiply
    18,995.93x = 26,215.38 × 11,444.63
  4. Step 4: Simplify right side
    18,995.93x = 300,025,389.95
  5. Step 5: Solve for x
    x = 300,025,389.95/18,995.93
  6. Step 6: Final answer
    x = 15,794.20

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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.