Home / 19,026.55-26,253.56-11,947.96

Finding the Fourth Proportional to 19,026.55, 26,253.56 and 11,947.96

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Solution

The fourth proportional to 19,026.55, 26,253.56 and 11,947.96 is: 16,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.55 : 26,253.56 = 11,947.96 : x
  2. Step 2: Convert to fraction form
    19,026.55/26,253.56 = 11,947.96/x
  3. Step 3: Cross multiply
    19,026.55x = 26,253.56 × 11,947.96
  4. Step 4: Simplify right side
    19,026.55x = 313,676,293.73
  5. Step 5: Solve for x
    x = 313,676,293.73/19,026.55
  6. Step 6: Final answer
    x = 16,486.25

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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.