Home / 19,305.56-26,642.94-10,808.48

Finding the Fourth Proportional to 19,305.56, 26,642.94 and 10,808.48

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Solution

The fourth proportional to 19,305.56, 26,642.94 and 10,808.48 is: 14,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305.56 : 26,642.94 = 10,808.48 : x
  2. Step 2: Convert to fraction form
    19,305.56/26,642.94 = 10,808.48/x
  3. Step 3: Cross multiply
    19,305.56x = 26,642.94 × 10,808.48
  4. Step 4: Simplify right side
    19,305.56x = 287,969,684.13
  5. Step 5: Solve for x
    x = 287,969,684.13/19,305.56
  6. Step 6: Final answer
    x = 14,916.41

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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.