Home / 14,268.80-19,698.72-8,604.56

Finding the Fourth Proportional to 14,268.80, 19,698.72 and 8,604.56

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Solution

The fourth proportional to 14,268.80, 19,698.72 and 8,604.56 is: 11,878.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.80 : 19,698.72 = 8,604.56 : x
  2. Step 2: Convert to fraction form
    14,268.80/19,698.72 = 8,604.56/x
  3. Step 3: Cross multiply
    14,268.80x = 19,698.72 × 8,604.56
  4. Step 4: Simplify right side
    14,268.80x = 169,498,818.16
  5. Step 5: Solve for x
    x = 169,498,818.16/14,268.80
  6. Step 6: Final answer
    x = 11,878.98

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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.