Home / 19,065.04-26,308.68-11,108.56

Finding the Fourth Proportional to 19,065.04, 26,308.68 and 11,108.56

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Solution

The fourth proportional to 19,065.04, 26,308.68 and 11,108.56 is: 15,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.04 : 26,308.68 = 11,108.56 : x
  2. Step 2: Convert to fraction form
    19,065.04/26,308.68 = 11,108.56/x
  3. Step 3: Cross multiply
    19,065.04x = 26,308.68 × 11,108.56
  4. Step 4: Simplify right side
    19,065.04x = 292,251,550.30
  5. Step 5: Solve for x
    x = 292,251,550.30/19,065.04
  6. Step 6: Final answer
    x = 15,329.19

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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.