Home / 30,938.22-46,302.12-19,099.44

Finding the Fourth Proportional to 30,938.22, 46,302.12 and 19,099.44

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Solution

The fourth proportional to 30,938.22, 46,302.12 and 19,099.44 is: 28,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,938.22 : 46,302.12 = 19,099.44 : x
  2. Step 2: Convert to fraction form
    30,938.22/46,302.12 = 19,099.44/x
  3. Step 3: Cross multiply
    30,938.22x = 46,302.12 × 19,099.44
  4. Step 4: Simplify right side
    30,938.22x = 884,344,562.81
  5. Step 5: Solve for x
    x = 884,344,562.81/30,938.22
  6. Step 6: Final answer
    x = 28,584.21

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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.