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Finding the Fourth Proportional to 44.68, 61.60 and 33

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Solution

The fourth proportional to 44.68, 61.60 and 33 is: 45.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.68 : 61.60 = 33 : x
  2. Step 2: Convert to fraction form
    44.68/61.60 = 33/x
  3. Step 3: Cross multiply
    44.68x = 61.60 × 33
  4. Step 4: Simplify right side
    44.68x = 2,032.80
  5. Step 5: Solve for x
    x = 2,032.80/44.68
  6. Step 6: Final answer
    x = 45.50

Related Problems

Find fourth proportional to 22.34, 30.80 and 16.50
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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.