Home / 19,015.92-26,240.88-10,517.52

Finding the Fourth Proportional to 19,015.92, 26,240.88 and 10,517.52

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Solution

The fourth proportional to 19,015.92, 26,240.88 and 10,517.52 is: 14,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.92 : 26,240.88 = 10,517.52 : x
  2. Step 2: Convert to fraction form
    19,015.92/26,240.88 = 10,517.52/x
  3. Step 3: Cross multiply
    19,015.92x = 26,240.88 × 10,517.52
  4. Step 4: Simplify right side
    19,015.92x = 275,988,980.22
  5. Step 5: Solve for x
    x = 275,988,980.22/19,015.92
  6. Step 6: Final answer
    x = 14,513.57

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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.