Home / 17,928.34-24,739.22-9,969.28

Finding the Fourth Proportional to 17,928.34, 24,739.22 and 9,969.28

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Solution

The fourth proportional to 17,928.34, 24,739.22 and 9,969.28 is: 13,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.34 : 24,739.22 = 9,969.28 : x
  2. Step 2: Convert to fraction form
    17,928.34/24,739.22 = 9,969.28/x
  3. Step 3: Cross multiply
    17,928.34x = 24,739.22 × 9,969.28
  4. Step 4: Simplify right side
    17,928.34x = 246,632,161.32
  5. Step 5: Solve for x
    x = 246,632,161.32/17,928.34
  6. Step 6: Final answer
    x = 13,756.55

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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.