Home / 27,605.56-38,096.58-15,508.16

Finding the Fourth Proportional to 27,605.56, 38,096.58 and 15,508.16

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Solution

The fourth proportional to 27,605.56, 38,096.58 and 15,508.16 is: 21,401.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.56 : 38,096.58 = 15,508.16 : x
  2. Step 2: Convert to fraction form
    27,605.56/38,096.58 = 15,508.16/x
  3. Step 3: Cross multiply
    27,605.56x = 38,096.58 × 15,508.16
  4. Step 4: Simplify right side
    27,605.56x = 590,807,858.09
  5. Step 5: Solve for x
    x = 590,807,858.09/27,605.56
  6. Step 6: Final answer
    x = 21,401.77

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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.