Home / 30,982.02-46,472.49-10,205.70

Finding the Fourth Proportional to 30,982.02, 46,472.49 and 10,205.70

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Solution

The fourth proportional to 30,982.02, 46,472.49 and 10,205.70 is: 15,308.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,982.02 : 46,472.49 = 10,205.70 : x
  2. Step 2: Convert to fraction form
    30,982.02/46,472.49 = 10,205.70/x
  3. Step 3: Cross multiply
    30,982.02x = 46,472.49 × 10,205.70
  4. Step 4: Simplify right side
    30,982.02x = 474,284,291.19
  5. Step 5: Solve for x
    x = 474,284,291.19/30,982.02
  6. Step 6: Final answer
    x = 15,308.37

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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.