Home / 30,719.10-46,086.69-9,658.29

Finding the Fourth Proportional to 30,719.10, 46,086.69 and 9,658.29

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Solution

The fourth proportional to 30,719.10, 46,086.69 and 9,658.29 is: 14,489.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,719.10 : 46,086.69 = 9,658.29 : x
  2. Step 2: Convert to fraction form
    30,719.10/46,086.69 = 9,658.29/x
  3. Step 3: Cross multiply
    30,719.10x = 46,086.69 × 9,658.29
  4. Step 4: Simplify right side
    30,719.10x = 445,118,617.16
  5. Step 5: Solve for x
    x = 445,118,617.16/30,719.10
  6. Step 6: Final answer
    x = 14,489.96

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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.