Home / 22,071.56-33,108.36-7,281.77

Finding the Fourth Proportional to 22,071.56, 33,108.36 and 7,281.77

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Solution

The fourth proportional to 22,071.56, 33,108.36 and 7,281.77 is: 10,922.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,071.56 : 33,108.36 = 7,281.77 : x
  2. Step 2: Convert to fraction form
    22,071.56/33,108.36 = 7,281.77/x
  3. Step 3: Cross multiply
    22,071.56x = 33,108.36 × 7,281.77
  4. Step 4: Simplify right side
    22,071.56x = 241,087,435.08
  5. Step 5: Solve for x
    x = 241,087,435.08/22,071.56
  6. Step 6: Final answer
    x = 10,922.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.