Home / 12,997.26-19,501.02-6,761.18

Finding the Fourth Proportional to 12,997.26, 19,501.02 and 6,761.18

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Solution

The fourth proportional to 12,997.26, 19,501.02 and 6,761.18 is: 10,144.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,997.26 : 19,501.02 = 6,761.18 : x
  2. Step 2: Convert to fraction form
    12,997.26/19,501.02 = 6,761.18/x
  3. Step 3: Cross multiply
    12,997.26x = 19,501.02 × 6,761.18
  4. Step 4: Simplify right side
    12,997.26x = 131,849,955.16
  5. Step 5: Solve for x
    x = 131,849,955.16/12,997.26
  6. Step 6: Final answer
    x = 10,144.44

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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.