Home / 19,015.21-26,240.52-10,517.64

Finding the Fourth Proportional to 19,015.21, 26,240.52 and 10,517.64

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Solution

The fourth proportional to 19,015.21, 26,240.52 and 10,517.64 is: 14,514.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.21 : 26,240.52 = 10,517.64 : x
  2. Step 2: Convert to fraction form
    19,015.21/26,240.52 = 10,517.64/x
  3. Step 3: Cross multiply
    19,015.21x = 26,240.52 × 10,517.64
  4. Step 4: Simplify right side
    19,015.21x = 275,988,342.77
  5. Step 5: Solve for x
    x = 275,988,342.77/19,015.21
  6. Step 6: Final answer
    x = 14,514.08

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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.