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Finding the Fourth Proportional to 30,552.44, 45,830.40 and 9,494.48

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Solution

The fourth proportional to 30,552.44, 45,830.40 and 9,494.48 is: 14,242.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,552.44 : 45,830.40 = 9,494.48 : x
  2. Step 2: Convert to fraction form
    30,552.44/45,830.40 = 9,494.48/x
  3. Step 3: Cross multiply
    30,552.44x = 45,830.40 × 9,494.48
  4. Step 4: Simplify right side
    30,552.44x = 435,135,816.19
  5. Step 5: Solve for x
    x = 435,135,816.19/30,552.44
  6. Step 6: Final answer
    x = 14,242.26

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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.