Home / 16,854.48-25,314.53-13,736.79

Finding the Fourth Proportional to 16,854.48, 25,314.53 and 13,736.79

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Solution

The fourth proportional to 16,854.48, 25,314.53 and 13,736.79 is: 20,631.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.48 : 25,314.53 = 13,736.79 : x
  2. Step 2: Convert to fraction form
    16,854.48/25,314.53 = 13,736.79/x
  3. Step 3: Cross multiply
    16,854.48x = 25,314.53 × 13,736.79
  4. Step 4: Simplify right side
    16,854.48x = 347,740,313.87
  5. Step 5: Solve for x
    x = 347,740,313.87/16,854.48
  6. Step 6: Final answer
    x = 20,631.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.