Home / 19,422.24-26,804.92-10,809.28

Finding the Fourth Proportional to 19,422.24, 26,804.92 and 10,809.28

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Solution

The fourth proportional to 19,422.24, 26,804.92 and 10,809.28 is: 14,918.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.24 : 26,804.92 = 10,809.28 : x
  2. Step 2: Convert to fraction form
    19,422.24/26,804.92 = 10,809.28/x
  3. Step 3: Cross multiply
    19,422.24x = 26,804.92 × 10,809.28
  4. Step 4: Simplify right side
    19,422.24x = 289,741,885.66
  5. Step 5: Solve for x
    x = 289,741,885.66/19,422.24
  6. Step 6: Final answer
    x = 14,918.05

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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.