Home / 31,034.09-46,542.81-13,499.75

Finding the Fourth Proportional to 31,034.09, 46,542.81 and 13,499.75

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Solution

The fourth proportional to 31,034.09, 46,542.81 and 13,499.75 is: 20,246.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,034.09 : 46,542.81 = 13,499.75 : x
  2. Step 2: Convert to fraction form
    31,034.09/46,542.81 = 13,499.75/x
  3. Step 3: Cross multiply
    31,034.09x = 46,542.81 × 13,499.75
  4. Step 4: Simplify right side
    31,034.09x = 628,316,299.30
  5. Step 5: Solve for x
    x = 628,316,299.30/31,034.09
  6. Step 6: Final answer
    x = 20,246.00

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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.