Home / 33,420.18-46,118.09-19,079.44

Finding the Fourth Proportional to 33,420.18, 46,118.09 and 19,079.44

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Solution

The fourth proportional to 33,420.18, 46,118.09 and 19,079.44 is: 26,328.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,420.18 : 46,118.09 = 19,079.44 : x
  2. Step 2: Convert to fraction form
    33,420.18/46,118.09 = 19,079.44/x
  3. Step 3: Cross multiply
    33,420.18x = 46,118.09 × 19,079.44
  4. Step 4: Simplify right side
    33,420.18x = 879,907,331.07
  5. Step 5: Solve for x
    x = 879,907,331.07/33,420.18
  6. Step 6: Final answer
    x = 26,328.62

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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.