Home / 30,820.56-46,203.19-11,085.32

Finding the Fourth Proportional to 30,820.56, 46,203.19 and 11,085.32

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Solution

The fourth proportional to 30,820.56, 46,203.19 and 11,085.32 is: 16,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,820.56 : 46,203.19 = 11,085.32 : x
  2. Step 2: Convert to fraction form
    30,820.56/46,203.19 = 11,085.32/x
  3. Step 3: Cross multiply
    30,820.56x = 46,203.19 × 11,085.32
  4. Step 4: Simplify right side
    30,820.56x = 512,177,146.17
  5. Step 5: Solve for x
    x = 512,177,146.17/30,820.56
  6. Step 6: Final answer
    x = 16,618.04

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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.