Home / 33,420.24-46,118.16-18,309.96

Finding the Fourth Proportional to 33,420.24, 46,118.16 and 18,309.96

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Solution

The fourth proportional to 33,420.24, 46,118.16 and 18,309.96 is: 25,266.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,420.24 : 46,118.16 = 18,309.96 : x
  2. Step 2: Convert to fraction form
    33,420.24/46,118.16 = 18,309.96/x
  3. Step 3: Cross multiply
    33,420.24x = 46,118.16 × 18,309.96
  4. Step 4: Simplify right side
    33,420.24x = 844,421,664.87
  5. Step 5: Solve for x
    x = 844,421,664.87/33,420.24
  6. Step 6: Final answer
    x = 25,266.77

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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.