Home / 15,997.11-22,075.58-9,282.32

Finding the Fourth Proportional to 15,997.11, 22,075.58 and 9,282.32

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Solution

The fourth proportional to 15,997.11, 22,075.58 and 9,282.32 is: 12,809.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.11 : 22,075.58 = 9,282.32 : x
  2. Step 2: Convert to fraction form
    15,997.11/22,075.58 = 9,282.32/x
  3. Step 3: Cross multiply
    15,997.11x = 22,075.58 × 9,282.32
  4. Step 4: Simplify right side
    15,997.11x = 204,912,440.96
  5. Step 5: Solve for x
    x = 204,912,440.96/15,997.11
  6. Step 6: Final answer
    x = 12,809.34

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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.