Home / 24,377.78-33,656.96-19,912.25

Finding the Fourth Proportional to 24,377.78, 33,656.96 and 19,912.25

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Solution

The fourth proportional to 24,377.78, 33,656.96 and 19,912.25 is: 27,491.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,377.78 : 33,656.96 = 19,912.25 : x
  2. Step 2: Convert to fraction form
    24,377.78/33,656.96 = 19,912.25/x
  3. Step 3: Cross multiply
    24,377.78x = 33,656.96 × 19,912.25
  4. Step 4: Simplify right side
    24,377.78x = 670,185,683.26
  5. Step 5: Solve for x
    x = 670,185,683.26/24,377.78
  6. Step 6: Final answer
    x = 27,491.67

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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.