Home / 19,406.68-26,779.62-11,449.24

Finding the Fourth Proportional to 19,406.68, 26,779.62 and 11,449.24

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Solution

The fourth proportional to 19,406.68, 26,779.62 and 11,449.24 is: 15,799.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406.68 : 26,779.62 = 11,449.24 : x
  2. Step 2: Convert to fraction form
    19,406.68/26,779.62 = 11,449.24/x
  3. Step 3: Cross multiply
    19,406.68x = 26,779.62 × 11,449.24
  4. Step 4: Simplify right side
    19,406.68x = 306,606,296.49
  5. Step 5: Solve for x
    x = 306,606,296.49/19,406.68
  6. Step 6: Final answer
    x = 15,799.01

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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.