Home / 19,989.83-27,585.84-11,037.26

Finding the Fourth Proportional to 19,989.83, 27,585.84 and 11,037.26

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Solution

The fourth proportional to 19,989.83, 27,585.84 and 11,037.26 is: 15,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,989.83 : 27,585.84 = 11,037.26 : x
  2. Step 2: Convert to fraction form
    19,989.83/27,585.84 = 11,037.26/x
  3. Step 3: Cross multiply
    19,989.83x = 27,585.84 × 11,037.26
  4. Step 4: Simplify right side
    19,989.83x = 304,471,950.47
  5. Step 5: Solve for x
    x = 304,471,950.47/19,989.83
  6. Step 6: Final answer
    x = 15,231.35

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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.