Home / 30,698.20-46,047.30-29,531.80

Finding the Fourth Proportional to 30,698.20, 46,047.30 and 29,531.80

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Solution

The fourth proportional to 30,698.20, 46,047.30 and 29,531.80 is: 44,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,698.20 : 46,047.30 = 29,531.80 : x
  2. Step 2: Convert to fraction form
    30,698.20/46,047.30 = 29,531.80/x
  3. Step 3: Cross multiply
    30,698.20x = 46,047.30 × 29,531.80
  4. Step 4: Simplify right side
    30,698.20x = 1,359,859,654.14
  5. Step 5: Solve for x
    x = 1,359,859,654.14/30,698.20
  6. Step 6: Final answer
    x = 44,297.70

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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.