Home / 27,408.54-37,823.77-15,471.98

Finding the Fourth Proportional to 27,408.54, 37,823.77 and 15,471.98

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Solution

The fourth proportional to 27,408.54, 37,823.77 and 15,471.98 is: 21,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,408.54 : 37,823.77 = 15,471.98 : x
  2. Step 2: Convert to fraction form
    27,408.54/37,823.77 = 15,471.98/x
  3. Step 3: Cross multiply
    27,408.54x = 37,823.77 × 15,471.98
  4. Step 4: Simplify right side
    27,408.54x = 585,208,612.96
  5. Step 5: Solve for x
    x = 585,208,612.96/27,408.54
  6. Step 6: Final answer
    x = 21,351.32

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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.