Home / 15,997.04-22,075.85-8,923.46

Finding the Fourth Proportional to 15,997.04, 22,075.85 and 8,923.46

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Solution

The fourth proportional to 15,997.04, 22,075.85 and 8,923.46 is: 12,314.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.04 : 22,075.85 = 8,923.46 : x
  2. Step 2: Convert to fraction form
    15,997.04/22,075.85 = 8,923.46/x
  3. Step 3: Cross multiply
    15,997.04x = 22,075.85 × 8,923.46
  4. Step 4: Simplify right side
    15,997.04x = 196,992,876.37
  5. Step 5: Solve for x
    x = 196,992,876.37/15,997.04
  6. Step 6: Final answer
    x = 12,314.33

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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.