Home / 19,094.64-28,642.74-5,243.64

Finding the Fourth Proportional to 19,094.64, 28,642.74 and 5,243.64

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Solution

The fourth proportional to 19,094.64, 28,642.74 and 5,243.64 is: 7,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,094.64 : 28,642.74 = 5,243.64 : x
  2. Step 2: Convert to fraction form
    19,094.64/28,642.74 = 5,243.64/x
  3. Step 3: Cross multiply
    19,094.64x = 28,642.74 × 5,243.64
  4. Step 4: Simplify right side
    19,094.64x = 150,192,217.17
  5. Step 5: Solve for x
    x = 150,192,217.17/19,094.64
  6. Step 6: Final answer
    x = 7,865.67

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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.