Home / 31,047.24-46,566.12-11,325.81

Finding the Fourth Proportional to 31,047.24, 46,566.12 and 11,325.81

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Solution

The fourth proportional to 31,047.24, 46,566.12 and 11,325.81 is: 16,986.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,047.24 : 46,566.12 = 11,325.81 : x
  2. Step 2: Convert to fraction form
    31,047.24/46,566.12 = 11,325.81/x
  3. Step 3: Cross multiply
    31,047.24x = 46,566.12 × 11,325.81
  4. Step 4: Simplify right side
    31,047.24x = 527,399,027.56
  5. Step 5: Solve for x
    x = 527,399,027.56/31,047.24
  6. Step 6: Final answer
    x = 16,986.99

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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.