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Finding the Fourth Proportional to 35.45, 48.84 and 32.93

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Solution

The fourth proportional to 35.45, 48.84 and 32.93 is: 45.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.45 : 48.84 = 32.93 : x
  2. Step 2: Convert to fraction form
    35.45/48.84 = 32.93/x
  3. Step 3: Cross multiply
    35.45x = 48.84 × 32.93
  4. Step 4: Simplify right side
    35.45x = 1,608.06
  5. Step 5: Solve for x
    x = 1,608.06/35.45
  6. Step 6: Final answer
    x = 45.37

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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.