Home / 19,083.66-26,331.27-18,454.38

Finding the Fourth Proportional to 19,083.66, 26,331.27 and 18,454.38

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Solution

The fourth proportional to 19,083.66, 26,331.27 and 18,454.38 is: 25,463.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,083.66 : 26,331.27 = 18,454.38 : x
  2. Step 2: Convert to fraction form
    19,083.66/26,331.27 = 18,454.38/x
  3. Step 3: Cross multiply
    19,083.66x = 26,331.27 × 18,454.38
  4. Step 4: Simplify right side
    19,083.66x = 485,927,262.46
  5. Step 5: Solve for x
    x = 485,927,262.46/19,083.66
  6. Step 6: Final answer
    x = 25,463.00

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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.