Home / 19,539.74-26,967.21-11,042.22

Finding the Fourth Proportional to 19,539.74, 26,967.21 and 11,042.22

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Solution

The fourth proportional to 19,539.74, 26,967.21 and 11,042.22 is: 15,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.74 : 26,967.21 = 11,042.22 : x
  2. Step 2: Convert to fraction form
    19,539.74/26,967.21 = 11,042.22/x
  3. Step 3: Cross multiply
    19,539.74x = 26,967.21 × 11,042.22
  4. Step 4: Simplify right side
    19,539.74x = 297,777,865.61
  5. Step 5: Solve for x
    x = 297,777,865.61/19,539.74
  6. Step 6: Final answer
    x = 15,239.60

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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.