Home / 14,437.08-19,924.89-8,772.75

Finding the Fourth Proportional to 14,437.08, 19,924.89 and 8,772.75

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Solution

The fourth proportional to 14,437.08, 19,924.89 and 8,772.75 is: 12,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.08 : 19,924.89 = 8,772.75 : x
  2. Step 2: Convert to fraction form
    14,437.08/19,924.89 = 8,772.75/x
  3. Step 3: Cross multiply
    14,437.08x = 19,924.89 × 8,772.75
  4. Step 4: Simplify right side
    14,437.08x = 174,796,078.75
  5. Step 5: Solve for x
    x = 174,796,078.75/14,437.08
  6. Step 6: Final answer
    x = 12,107.44

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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.