Home / 20,024.22-27,633.51-11,071.74

Finding the Fourth Proportional to 20,024.22, 27,633.51 and 11,071.74

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Solution

The fourth proportional to 20,024.22, 27,633.51 and 11,071.74 is: 15,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.22 : 27,633.51 = 11,071.74 : x
  2. Step 2: Convert to fraction form
    20,024.22/27,633.51 = 11,071.74/x
  3. Step 3: Cross multiply
    20,024.22x = 27,633.51 × 11,071.74
  4. Step 4: Simplify right side
    20,024.22x = 305,951,038.01
  5. Step 5: Solve for x
    x = 305,951,038.01/20,024.22
  6. Step 6: Final answer
    x = 15,279.05

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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.