Home / 17,927.56-24,739.86-9,969.40

Finding the Fourth Proportional to 17,927.56, 24,739.86 and 9,969.40

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Solution

The fourth proportional to 17,927.56, 24,739.86 and 9,969.40 is: 13,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927.56 : 24,739.86 = 9,969.40 : x
  2. Step 2: Convert to fraction form
    17,927.56/24,739.86 = 9,969.40/x
  3. Step 3: Cross multiply
    17,927.56x = 24,739.86 × 9,969.40
  4. Step 4: Simplify right side
    17,927.56x = 246,641,560.28
  5. Step 5: Solve for x
    x = 246,641,560.28/17,927.56
  6. Step 6: Final answer
    x = 13,757.68

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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.