Home / 19,409.63-26,785.28-11,026.13

Finding the Fourth Proportional to 19,409.63, 26,785.28 and 11,026.13

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Solution

The fourth proportional to 19,409.63, 26,785.28 and 11,026.13 is: 15,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409.63 : 26,785.28 = 11,026.13 : x
  2. Step 2: Convert to fraction form
    19,409.63/26,785.28 = 11,026.13/x
  3. Step 3: Cross multiply
    19,409.63x = 26,785.28 × 11,026.13
  4. Step 4: Simplify right side
    19,409.63x = 295,337,873.01
  5. Step 5: Solve for x
    x = 295,337,873.01/19,409.63
  6. Step 6: Final answer
    x = 15,216.05

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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.