Home / 19,246.24-28,870.48-5,396.32

Finding the Fourth Proportional to 19,246.24, 28,870.48 and 5,396.32

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Solution

The fourth proportional to 19,246.24, 28,870.48 and 5,396.32 is: 8,094.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.24 : 28,870.48 = 5,396.32 : x
  2. Step 2: Convert to fraction form
    19,246.24/28,870.48 = 5,396.32/x
  3. Step 3: Cross multiply
    19,246.24x = 28,870.48 × 5,396.32
  4. Step 4: Simplify right side
    19,246.24x = 155,794,348.63
  5. Step 5: Solve for x
    x = 155,794,348.63/19,246.24
  6. Step 6: Final answer
    x = 8,094.79

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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.