Home / 30,118.21-45,141.46-22,698.20

Finding the Fourth Proportional to 30,118.21, 45,141.46 and 22,698.20

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Solution

The fourth proportional to 30,118.21, 45,141.46 and 22,698.20 is: 34,020.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,118.21 : 45,141.46 = 22,698.20 : x
  2. Step 2: Convert to fraction form
    30,118.21/45,141.46 = 22,698.20/x
  3. Step 3: Cross multiply
    30,118.21x = 45,141.46 × 22,698.20
  4. Step 4: Simplify right side
    30,118.21x = 1,024,629,887.37
  5. Step 5: Solve for x
    x = 1,024,629,887.37/30,118.21
  6. Step 6: Final answer
    x = 34,020.28

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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.