Home / 12,439.58-18,664.83-6,594.75

Finding the Fourth Proportional to 12,439.58, 18,664.83 and 6,594.75

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Solution

The fourth proportional to 12,439.58, 18,664.83 and 6,594.75 is: 9,895.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,439.58 : 18,664.83 = 6,594.75 : x
  2. Step 2: Convert to fraction form
    12,439.58/18,664.83 = 6,594.75/x
  3. Step 3: Cross multiply
    12,439.58x = 18,664.83 × 6,594.75
  4. Step 4: Simplify right side
    12,439.58x = 123,089,887.64
  5. Step 5: Solve for x
    x = 123,089,887.64/12,439.58
  6. Step 6: Final answer
    x = 9,895.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.