Home / 43,530.70-65,292.42-30,827.94

Finding the Fourth Proportional to 43,530.70, 65,292.42 and 30,827.94

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Solution

The fourth proportional to 43,530.70, 65,292.42 and 30,827.94 is: 46,239.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,530.70 : 65,292.42 = 30,827.94 : x
  2. Step 2: Convert to fraction form
    43,530.70/65,292.42 = 30,827.94/x
  3. Step 3: Cross multiply
    43,530.70x = 65,292.42 × 30,827.94
  4. Step 4: Simplify right side
    43,530.70x = 2,012,830,806.21
  5. Step 5: Solve for x
    x = 2,012,830,806.21/43,530.70
  6. Step 6: Final answer
    x = 46,239.34

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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.