Home / 20,208.52-30,314.62-9,683.58

Finding the Fourth Proportional to 20,208.52, 30,314.62 and 9,683.58

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Solution

The fourth proportional to 20,208.52, 30,314.62 and 9,683.58 is: 14,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208.52 : 30,314.62 = 9,683.58 : x
  2. Step 2: Convert to fraction form
    20,208.52/30,314.62 = 9,683.58/x
  3. Step 3: Cross multiply
    20,208.52x = 30,314.62 × 9,683.58
  4. Step 4: Simplify right side
    20,208.52x = 293,554,173.72
  5. Step 5: Solve for x
    x = 293,554,173.72/20,208.52
  6. Step 6: Final answer
    x = 14,526.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.