Home / 15,996.91-22,075.68-8,923.33

Finding the Fourth Proportional to 15,996.91, 22,075.68 and 8,923.33

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Solution

The fourth proportional to 15,996.91, 22,075.68 and 8,923.33 is: 12,314.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.91 : 22,075.68 = 8,923.33 : x
  2. Step 2: Convert to fraction form
    15,996.91/22,075.68 = 8,923.33/x
  3. Step 3: Cross multiply
    15,996.91x = 22,075.68 × 8,923.33
  4. Step 4: Simplify right side
    15,996.91x = 196,988,577.61
  5. Step 5: Solve for x
    x = 196,988,577.61/15,996.91
  6. Step 6: Final answer
    x = 12,314.16

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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.