Home / 19,003.02-26,221.23-10,617.90

Finding the Fourth Proportional to 19,003.02, 26,221.23 and 10,617.90

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Solution

The fourth proportional to 19,003.02, 26,221.23 and 10,617.90 is: 14,651.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.02 : 26,221.23 = 10,617.90 : x
  2. Step 2: Convert to fraction form
    19,003.02/26,221.23 = 10,617.90/x
  3. Step 3: Cross multiply
    19,003.02x = 26,221.23 × 10,617.90
  4. Step 4: Simplify right side
    19,003.02x = 278,414,398.02
  5. Step 5: Solve for x
    x = 278,414,398.02/19,003.02
  6. Step 6: Final answer
    x = 14,651.06

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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.