Home / 17,955.24-24,778.26-9,999

Finding the Fourth Proportional to 17,955.24, 24,778.26 and 9,999

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Solution

The fourth proportional to 17,955.24, 24,778.26 and 9,999 is: 13,798.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955.24 : 24,778.26 = 9,999 : x
  2. Step 2: Convert to fraction form
    17,955.24/24,778.26 = 9,999/x
  3. Step 3: Cross multiply
    17,955.24x = 24,778.26 × 9,999
  4. Step 4: Simplify right side
    17,955.24x = 247,757,821.74
  5. Step 5: Solve for x
    x = 247,757,821.74/17,955.24
  6. Step 6: Final answer
    x = 13,798.64

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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.