Home / 17,785.80-24,544.26-9,828.60

Finding the Fourth Proportional to 17,785.80, 24,544.26 and 9,828.60

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Solution

The fourth proportional to 17,785.80, 24,544.26 and 9,828.60 is: 13,563.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,785.80 : 24,544.26 = 9,828.60 : x
  2. Step 2: Convert to fraction form
    17,785.80/24,544.26 = 9,828.60/x
  3. Step 3: Cross multiply
    17,785.80x = 24,544.26 × 9,828.60
  4. Step 4: Simplify right side
    17,785.80x = 241,235,713.84
  5. Step 5: Solve for x
    x = 241,235,713.84/17,785.80
  6. Step 6: Final answer
    x = 13,563.39

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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.