Home / 19,460.31-26,850.29-11,903.88

Finding the Fourth Proportional to 19,460.31, 26,850.29 and 11,903.88

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Solution

The fourth proportional to 19,460.31, 26,850.29 and 11,903.88 is: 16,424.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460.31 : 26,850.29 = 11,903.88 : x
  2. Step 2: Convert to fraction form
    19,460.31/26,850.29 = 11,903.88/x
  3. Step 3: Cross multiply
    19,460.31x = 26,850.29 × 11,903.88
  4. Step 4: Simplify right side
    19,460.31x = 319,622,570.61
  5. Step 5: Solve for x
    x = 319,622,570.61/19,460.31
  6. Step 6: Final answer
    x = 16,424.33

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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.