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Finding the Fourth Proportional to 35,344.66, 48,775.96 and 19,212.12

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Solution

The fourth proportional to 35,344.66, 48,775.96 and 19,212.12 is: 26,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,344.66 : 48,775.96 = 19,212.12 : x
  2. Step 2: Convert to fraction form
    35,344.66/48,775.96 = 19,212.12/x
  3. Step 3: Cross multiply
    35,344.66x = 48,775.96 × 19,212.12
  4. Step 4: Simplify right side
    35,344.66x = 937,089,596.64
  5. Step 5: Solve for x
    x = 937,089,596.64/35,344.66
  6. Step 6: Final answer
    x = 26,512.90

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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.