Home / 19,409.64-26,785.16-11,026.14

Finding the Fourth Proportional to 19,409.64, 26,785.16 and 11,026.14

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Solution

The fourth proportional to 19,409.64, 26,785.16 and 11,026.14 is: 15,215.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409.64 : 26,785.16 = 11,026.14 : x
  2. Step 2: Convert to fraction form
    19,409.64/26,785.16 = 11,026.14/x
  3. Step 3: Cross multiply
    19,409.64x = 26,785.16 × 11,026.14
  4. Step 4: Simplify right side
    19,409.64x = 295,336,809.86
  5. Step 5: Solve for x
    x = 295,336,809.86/19,409.64
  6. Step 6: Final answer
    x = 15,215.99

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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.