Home / 27,491.31-37,955.18-18,892.31

Finding the Fourth Proportional to 27,491.31, 37,955.18 and 18,892.31

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Solution

The fourth proportional to 27,491.31, 37,955.18 and 18,892.31 is: 26,083.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,491.31 : 37,955.18 = 18,892.31 : x
  2. Step 2: Convert to fraction form
    27,491.31/37,955.18 = 18,892.31/x
  3. Step 3: Cross multiply
    27,491.31x = 37,955.18 × 18,892.31
  4. Step 4: Simplify right side
    27,491.31x = 717,060,884.12
  5. Step 5: Solve for x
    x = 717,060,884.12/27,491.31
  6. Step 6: Final answer
    x = 26,083.18

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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.