Home / 30,289.16-41,797.82-16,860.04

Finding the Fourth Proportional to 30,289.16, 41,797.82 and 16,860.04

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Solution

The fourth proportional to 30,289.16, 41,797.82 and 16,860.04 is: 23,266.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,289.16 : 41,797.82 = 16,860.04 : x
  2. Step 2: Convert to fraction form
    30,289.16/41,797.82 = 16,860.04/x
  3. Step 3: Cross multiply
    30,289.16x = 41,797.82 × 16,860.04
  4. Step 4: Simplify right side
    30,289.16x = 704,712,917.11
  5. Step 5: Solve for x
    x = 704,712,917.11/30,289.16
  6. Step 6: Final answer
    x = 23,266.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.