Home / 12,350.28-17,047.22-7,048.63

Finding the Fourth Proportional to 12,350.28, 17,047.22 and 7,048.63

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Solution

The fourth proportional to 12,350.28, 17,047.22 and 7,048.63 is: 9,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.28 : 17,047.22 = 7,048.63 : x
  2. Step 2: Convert to fraction form
    12,350.28/17,047.22 = 7,048.63/x
  3. Step 3: Cross multiply
    12,350.28x = 17,047.22 × 7,048.63
  4. Step 4: Simplify right side
    12,350.28x = 120,159,546.31
  5. Step 5: Solve for x
    x = 120,159,546.31/12,350.28
  6. Step 6: Final answer
    x = 9,729.30

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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.