Home / 22,075.97-30,464.28-12,004.20

Finding the Fourth Proportional to 22,075.97, 30,464.28 and 12,004.20

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Solution

The fourth proportional to 22,075.97, 30,464.28 and 12,004.20 is: 16,565.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,075.97 : 30,464.28 = 12,004.20 : x
  2. Step 2: Convert to fraction form
    22,075.97/30,464.28 = 12,004.20/x
  3. Step 3: Cross multiply
    22,075.97x = 30,464.28 × 12,004.20
  4. Step 4: Simplify right side
    22,075.97x = 365,699,309.98
  5. Step 5: Solve for x
    x = 365,699,309.98/22,075.97
  6. Step 6: Final answer
    x = 16,565.50

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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.