Home / 13,021.02-17,969.03-7,052.68

Finding the Fourth Proportional to 13,021.02, 17,969.03 and 7,052.68

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Solution

The fourth proportional to 13,021.02, 17,969.03 and 7,052.68 is: 9,732.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,021.02 : 17,969.03 = 7,052.68 : x
  2. Step 2: Convert to fraction form
    13,021.02/17,969.03 = 7,052.68/x
  3. Step 3: Cross multiply
    13,021.02x = 17,969.03 × 7,052.68
  4. Step 4: Simplify right side
    13,021.02x = 126,729,832.15
  5. Step 5: Solve for x
    x = 126,729,832.15/13,021.02
  6. Step 6: Final answer
    x = 9,732.71

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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.