Home / 20,368.44-30,552.41-5,577.35

Finding the Fourth Proportional to 20,368.44, 30,552.41 and 5,577.35

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Solution

The fourth proportional to 20,368.44, 30,552.41 and 5,577.35 is: 8,365.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,368.44 : 30,552.41 = 5,577.35 : x
  2. Step 2: Convert to fraction form
    20,368.44/30,552.41 = 5,577.35/x
  3. Step 3: Cross multiply
    20,368.44x = 30,552.41 × 5,577.35
  4. Step 4: Simplify right side
    20,368.44x = 170,401,345.09
  5. Step 5: Solve for x
    x = 170,401,345.09/20,368.44
  6. Step 6: Final answer
    x = 8,365.95

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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.