Home / 17,013.02-25,501.96-12,321.22

Finding the Fourth Proportional to 17,013.02, 25,501.96 and 12,321.22

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Solution

The fourth proportional to 17,013.02, 25,501.96 and 12,321.22 is: 18,469.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,013.02 : 25,501.96 = 12,321.22 : x
  2. Step 2: Convert to fraction form
    17,013.02/25,501.96 = 12,321.22/x
  3. Step 3: Cross multiply
    17,013.02x = 25,501.96 × 12,321.22
  4. Step 4: Simplify right side
    17,013.02x = 314,215,259.59
  5. Step 5: Solve for x
    x = 314,215,259.59/17,013.02
  6. Step 6: Final answer
    x = 18,469.11

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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.