Home / 19,150.31-26,427.44-10,766.81

Finding the Fourth Proportional to 19,150.31, 26,427.44 and 10,766.81

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Solution

The fourth proportional to 19,150.31, 26,427.44 and 10,766.81 is: 14,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.31 : 26,427.44 = 10,766.81 : x
  2. Step 2: Convert to fraction form
    19,150.31/26,427.44 = 10,766.81/x
  3. Step 3: Cross multiply
    19,150.31x = 26,427.44 × 10,766.81
  4. Step 4: Simplify right side
    19,150.31x = 284,539,318.25
  5. Step 5: Solve for x
    x = 284,539,318.25/19,150.31
  6. Step 6: Final answer
    x = 14,858.21

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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.