Home / 19,250.44-28,853.64-8,728.48

Finding the Fourth Proportional to 19,250.44, 28,853.64 and 8,728.48

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Solution

The fourth proportional to 19,250.44, 28,853.64 and 8,728.48 is: 13,082.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,250.44 : 28,853.64 = 8,728.48 : x
  2. Step 2: Convert to fraction form
    19,250.44/28,853.64 = 8,728.48/x
  3. Step 3: Cross multiply
    19,250.44x = 28,853.64 × 8,728.48
  4. Step 4: Simplify right side
    19,250.44x = 251,848,419.67
  5. Step 5: Solve for x
    x = 251,848,419.67/19,250.44
  6. Step 6: Final answer
    x = 13,082.74

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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.