Home / 17,928.47-24,739.39-9,969.41

Finding the Fourth Proportional to 17,928.47, 24,739.39 and 9,969.41

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Solution

The fourth proportional to 17,928.47, 24,739.39 and 9,969.41 is: 13,756.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.47 : 24,739.39 = 9,969.41 : x
  2. Step 2: Convert to fraction form
    17,928.47/24,739.39 = 9,969.41/x
  3. Step 3: Cross multiply
    17,928.47x = 24,739.39 × 9,969.41
  4. Step 4: Simplify right side
    17,928.47x = 246,636,973.44
  5. Step 5: Solve for x
    x = 246,636,973.44/17,928.47
  6. Step 6: Final answer
    x = 13,756.73

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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.