Home / 33,389.43-46,075.66-18,279.20

Finding the Fourth Proportional to 33,389.43, 46,075.66 and 18,279.20

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Solution

The fourth proportional to 33,389.43, 46,075.66 and 18,279.20 is: 25,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,389.43 : 46,075.66 = 18,279.20 : x
  2. Step 2: Convert to fraction form
    33,389.43/46,075.66 = 18,279.20/x
  3. Step 3: Cross multiply
    33,389.43x = 46,075.66 × 18,279.20
  4. Step 4: Simplify right side
    33,389.43x = 842,226,204.27
  5. Step 5: Solve for x
    x = 842,226,204.27/33,389.43
  6. Step 6: Final answer
    x = 25,224.34

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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.