Home / 19,766.26-29,647.18-4,975.16

Finding the Fourth Proportional to 19,766.26, 29,647.18 and 4,975.16

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Solution

The fourth proportional to 19,766.26, 29,647.18 and 4,975.16 is: 7,462.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,766.26 : 29,647.18 = 4,975.16 : x
  2. Step 2: Convert to fraction form
    19,766.26/29,647.18 = 4,975.16/x
  3. Step 3: Cross multiply
    19,766.26x = 29,647.18 × 4,975.16
  4. Step 4: Simplify right side
    19,766.26x = 147,499,464.05
  5. Step 5: Solve for x
    x = 147,499,464.05/19,766.26
  6. Step 6: Final answer
    x = 7,462.18

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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.