Home / 30,833.01-46,247.90-8,647.92

Finding the Fourth Proportional to 30,833.01, 46,247.90 and 8,647.92

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Solution

The fourth proportional to 30,833.01, 46,247.90 and 8,647.92 is: 12,971.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,833.01 : 46,247.90 = 8,647.92 : x
  2. Step 2: Convert to fraction form
    30,833.01/46,247.90 = 8,647.92/x
  3. Step 3: Cross multiply
    30,833.01x = 46,247.90 × 8,647.92
  4. Step 4: Simplify right side
    30,833.01x = 399,948,096.13
  5. Step 5: Solve for x
    x = 399,948,096.13/30,833.01
  6. Step 6: Final answer
    x = 12,971.43

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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.