Home / 16,075.09-22,179.77-9,000.37

Finding the Fourth Proportional to 16,075.09, 22,179.77 and 9,000.37

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Solution

The fourth proportional to 16,075.09, 22,179.77 and 9,000.37 is: 12,418.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,075.09 : 22,179.77 = 9,000.37 : x
  2. Step 2: Convert to fraction form
    16,075.09/22,179.77 = 9,000.37/x
  3. Step 3: Cross multiply
    16,075.09x = 22,179.77 × 9,000.37
  4. Step 4: Simplify right side
    16,075.09x = 199,626,091.51
  5. Step 5: Solve for x
    x = 199,626,091.51/16,075.09
  6. Step 6: Final answer
    x = 12,418.35

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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.