Home / 19,214.32-26,515.80-11,254.96

Finding the Fourth Proportional to 19,214.32, 26,515.80 and 11,254.96

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Solution

The fourth proportional to 19,214.32, 26,515.80 and 11,254.96 is: 15,531.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.32 : 26,515.80 = 11,254.96 : x
  2. Step 2: Convert to fraction form
    19,214.32/26,515.80 = 11,254.96/x
  3. Step 3: Cross multiply
    19,214.32x = 26,515.80 × 11,254.96
  4. Step 4: Simplify right side
    19,214.32x = 298,434,268.37
  5. Step 5: Solve for x
    x = 298,434,268.37/19,214.32
  6. Step 6: Final answer
    x = 15,531.87

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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.