Home / 17,943.96-24,762.24-9,986.01

Finding the Fourth Proportional to 17,943.96, 24,762.24 and 9,986.01

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Solution

The fourth proportional to 17,943.96, 24,762.24 and 9,986.01 is: 13,780.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943.96 : 24,762.24 = 9,986.01 : x
  2. Step 2: Convert to fraction form
    17,943.96/24,762.24 = 9,986.01/x
  3. Step 3: Cross multiply
    17,943.96x = 24,762.24 × 9,986.01
  4. Step 4: Simplify right side
    17,943.96x = 247,275,976.26
  5. Step 5: Solve for x
    x = 247,275,976.26/17,943.96
  6. Step 6: Final answer
    x = 13,780.46

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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.