Home / 31,749.57-47,583.09-13,008.33

Finding the Fourth Proportional to 31,749.57, 47,583.09 and 13,008.33

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Solution

The fourth proportional to 31,749.57, 47,583.09 and 13,008.33 is: 19,495.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,749.57 : 47,583.09 = 13,008.33 : x
  2. Step 2: Convert to fraction form
    31,749.57/47,583.09 = 13,008.33/x
  3. Step 3: Cross multiply
    31,749.57x = 47,583.09 × 13,008.33
  4. Step 4: Simplify right side
    31,749.57x = 618,976,537.14
  5. Step 5: Solve for x
    x = 618,976,537.14/31,749.57
  6. Step 6: Final answer
    x = 19,495.59

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1.5x scale

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.