Home / 20,466.44-30,699.66-9,208.63

Finding the Fourth Proportional to 20,466.44, 30,699.66 and 9,208.63

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Solution

The fourth proportional to 20,466.44, 30,699.66 and 9,208.63 is: 13,812.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,466.44 : 30,699.66 = 9,208.63 : x
  2. Step 2: Convert to fraction form
    20,466.44/30,699.66 = 9,208.63/x
  3. Step 3: Cross multiply
    20,466.44x = 30,699.66 × 9,208.63
  4. Step 4: Simplify right side
    20,466.44x = 282,701,733.32
  5. Step 5: Solve for x
    x = 282,701,733.32/20,466.44
  6. Step 6: Final answer
    x = 13,812.94

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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.