Home / 18,850.29-26,018.31-11,301.49

Finding the Fourth Proportional to 18,850.29, 26,018.31 and 11,301.49

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Solution

The fourth proportional to 18,850.29, 26,018.31 and 11,301.49 is: 15,599.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850.29 : 26,018.31 = 11,301.49 : x
  2. Step 2: Convert to fraction form
    18,850.29/26,018.31 = 11,301.49/x
  3. Step 3: Cross multiply
    18,850.29x = 26,018.31 × 11,301.49
  4. Step 4: Simplify right side
    18,850.29x = 294,045,670.28
  5. Step 5: Solve for x
    x = 294,045,670.28/18,850.29
  6. Step 6: Final answer
    x = 15,599.00

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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.