Home / 19,536.22-26,971.50-12,833.54

Finding the Fourth Proportional to 19,536.22, 26,971.50 and 12,833.54

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Solution

The fourth proportional to 19,536.22, 26,971.50 and 12,833.54 is: 17,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,536.22 : 26,971.50 = 12,833.54 : x
  2. Step 2: Convert to fraction form
    19,536.22/26,971.50 = 12,833.54/x
  3. Step 3: Cross multiply
    19,536.22x = 26,971.50 × 12,833.54
  4. Step 4: Simplify right side
    19,536.22x = 346,139,824.11
  5. Step 5: Solve for x
    x = 346,139,824.11/19,536.22
  6. Step 6: Final answer
    x = 17,717.85

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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.