Home / 19,015.32-26,241.30-10,517.31

Finding the Fourth Proportional to 19,015.32, 26,241.30 and 10,517.31

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Solution

The fourth proportional to 19,015.32, 26,241.30 and 10,517.31 is: 14,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.32 : 26,241.30 = 10,517.31 : x
  2. Step 2: Convert to fraction form
    19,015.32/26,241.30 = 10,517.31/x
  3. Step 3: Cross multiply
    19,015.32x = 26,241.30 × 10,517.31
  4. Step 4: Simplify right side
    19,015.32x = 275,987,886.90
  5. Step 5: Solve for x
    x = 275,987,886.90/19,015.32
  6. Step 6: Final answer
    x = 14,513.98

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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.