Home / 14,249.58-19,671.30-8,947.32

Finding the Fourth Proportional to 14,249.58, 19,671.30 and 8,947.32

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Solution

The fourth proportional to 14,249.58, 19,671.30 and 8,947.32 is: 12,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.58 : 19,671.30 = 8,947.32 : x
  2. Step 2: Convert to fraction form
    14,249.58/19,671.30 = 8,947.32/x
  3. Step 3: Cross multiply
    14,249.58x = 19,671.30 × 8,947.32
  4. Step 4: Simplify right side
    14,249.58x = 176,005,415.92
  5. Step 5: Solve for x
    x = 176,005,415.92/14,249.58
  6. Step 6: Final answer
    x = 12,351.62

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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.