Home / 19,050.63-26,302.71-11,891.45

Finding the Fourth Proportional to 19,050.63, 26,302.71 and 11,891.45

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Solution

The fourth proportional to 19,050.63, 26,302.71 and 11,891.45 is: 16,418.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.63 : 26,302.71 = 11,891.45 : x
  2. Step 2: Convert to fraction form
    19,050.63/26,302.71 = 11,891.45/x
  3. Step 3: Cross multiply
    19,050.63x = 26,302.71 × 11,891.45
  4. Step 4: Simplify right side
    19,050.63x = 312,777,380.48
  5. Step 5: Solve for x
    x = 312,777,380.48/19,050.63
  6. Step 6: Final answer
    x = 16,418.22

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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.