Home / 13,031.89-17,983.94-7,063.54

Finding the Fourth Proportional to 13,031.89, 17,983.94 and 7,063.54

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Solution

The fourth proportional to 13,031.89, 17,983.94 and 7,063.54 is: 9,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,031.89 : 17,983.94 = 7,063.54 : x
  2. Step 2: Convert to fraction form
    13,031.89/17,983.94 = 7,063.54/x
  3. Step 3: Cross multiply
    13,031.89x = 17,983.94 × 7,063.54
  4. Step 4: Simplify right side
    13,031.89x = 127,030,239.00
  5. Step 5: Solve for x
    x = 127,030,239.00/13,031.89
  6. Step 6: Final answer
    x = 9,747.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.