Home / 17,360.98-23,966.44-10,990.66

Finding the Fourth Proportional to 17,360.98, 23,966.44 and 10,990.66

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Solution

The fourth proportional to 17,360.98, 23,966.44 and 10,990.66 is: 15,172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,360.98 : 23,966.44 = 10,990.66 : x
  2. Step 2: Convert to fraction form
    17,360.98/23,966.44 = 10,990.66/x
  3. Step 3: Cross multiply
    17,360.98x = 23,966.44 × 10,990.66
  4. Step 4: Simplify right side
    17,360.98x = 263,406,993.45
  5. Step 5: Solve for x
    x = 263,406,993.45/17,360.98
  6. Step 6: Final answer
    x = 15,172.36

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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.