Home / 12,026.86-18,040.30-4,634.80

Finding the Fourth Proportional to 12,026.86, 18,040.30 and 4,634.80

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Solution

The fourth proportional to 12,026.86, 18,040.30 and 4,634.80 is: 6,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.86 : 18,040.30 = 4,634.80 : x
  2. Step 2: Convert to fraction form
    12,026.86/18,040.30 = 4,634.80/x
  3. Step 3: Cross multiply
    12,026.86x = 18,040.30 × 4,634.80
  4. Step 4: Simplify right side
    12,026.86x = 83,613,182.44
  5. Step 5: Solve for x
    x = 83,613,182.44/12,026.86
  6. Step 6: Final answer
    x = 6,952.20

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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.