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Finding the Fourth Proportional to 30,599.44, 45,899.19 and 19,494.95

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Solution

The fourth proportional to 30,599.44, 45,899.19 and 19,494.95 is: 29,242.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599.44 : 45,899.19 = 19,494.95 : x
  2. Step 2: Convert to fraction form
    30,599.44/45,899.19 = 19,494.95/x
  3. Step 3: Cross multiply
    30,599.44x = 45,899.19 × 19,494.95
  4. Step 4: Simplify right side
    30,599.44x = 894,802,184.59
  5. Step 5: Solve for x
    x = 894,802,184.59/30,599.44
  6. Step 6: Final answer
    x = 29,242.44

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Similar ratio
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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.