Home / 22,511.30-33,722.40-19,741.10

Finding the Fourth Proportional to 22,511.30, 33,722.40 and 19,741.10

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Solution

The fourth proportional to 22,511.30, 33,722.40 and 19,741.10 is: 29,572.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,511.30 : 33,722.40 = 19,741.10 : x
  2. Step 2: Convert to fraction form
    22,511.30/33,722.40 = 19,741.10/x
  3. Step 3: Cross multiply
    22,511.30x = 33,722.40 × 19,741.10
  4. Step 4: Simplify right side
    22,511.30x = 665,717,270.64
  5. Step 5: Solve for x
    x = 665,717,270.64/22,511.30
  6. Step 6: Final answer
    x = 29,572.58

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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.