Home / 12,596.36-18,895.20-4,276.64

Finding the Fourth Proportional to 12,596.36, 18,895.20 and 4,276.64

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Solution

The fourth proportional to 12,596.36, 18,895.20 and 4,276.64 is: 6,415.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596.36 : 18,895.20 = 4,276.64 : x
  2. Step 2: Convert to fraction form
    12,596.36/18,895.20 = 4,276.64/x
  3. Step 3: Cross multiply
    12,596.36x = 18,895.20 × 4,276.64
  4. Step 4: Simplify right side
    12,596.36x = 80,807,968.13
  5. Step 5: Solve for x
    x = 80,807,968.13/12,596.36
  6. Step 6: Final answer
    x = 6,415.18

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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.