Home / 19,385.38-26,744.52-11,826.46

Finding the Fourth Proportional to 19,385.38, 26,744.52 and 11,826.46

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Solution

The fourth proportional to 19,385.38, 26,744.52 and 11,826.46 is: 16,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385.38 : 26,744.52 = 11,826.46 : x
  2. Step 2: Convert to fraction form
    19,385.38/26,744.52 = 11,826.46/x
  3. Step 3: Cross multiply
    19,385.38x = 26,744.52 × 11,826.46
  4. Step 4: Simplify right side
    19,385.38x = 316,292,996.00
  5. Step 5: Solve for x
    x = 316,292,996.00/19,385.38
  6. Step 6: Final answer
    x = 16,316.06

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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.