Home / 19,435.43-26,820.72-11,051.93

Finding the Fourth Proportional to 19,435.43, 26,820.72 and 11,051.93

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Solution

The fourth proportional to 19,435.43, 26,820.72 and 11,051.93 is: 15,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.43 : 26,820.72 = 11,051.93 : x
  2. Step 2: Convert to fraction form
    19,435.43/26,820.72 = 11,051.93/x
  3. Step 3: Cross multiply
    19,435.43x = 26,820.72 × 11,051.93
  4. Step 4: Simplify right side
    19,435.43x = 296,420,719.99
  5. Step 5: Solve for x
    x = 296,420,719.99/19,435.43
  6. Step 6: Final answer
    x = 15,251.56

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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.