Home / 30,217.08-45,321.44-8,032.26

Finding the Fourth Proportional to 30,217.08, 45,321.44 and 8,032.26

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Solution

The fourth proportional to 30,217.08, 45,321.44 and 8,032.26 is: 12,047.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,217.08 : 45,321.44 = 8,032.26 : x
  2. Step 2: Convert to fraction form
    30,217.08/45,321.44 = 8,032.26/x
  3. Step 3: Cross multiply
    30,217.08x = 45,321.44 × 8,032.26
  4. Step 4: Simplify right side
    30,217.08x = 364,033,764.63
  5. Step 5: Solve for x
    x = 364,033,764.63/30,217.08
  6. Step 6: Final answer
    x = 12,047.28

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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.