Home / 12,426.74-18,634.35-4,633.46

Finding the Fourth Proportional to 12,426.74, 18,634.35 and 4,633.46

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Solution

The fourth proportional to 12,426.74, 18,634.35 and 4,633.46 is: 6,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,426.74 : 18,634.35 = 4,633.46 : x
  2. Step 2: Convert to fraction form
    12,426.74/18,634.35 = 4,633.46/x
  3. Step 3: Cross multiply
    12,426.74x = 18,634.35 × 4,633.46
  4. Step 4: Simplify right side
    12,426.74x = 86,341,515.35
  5. Step 5: Solve for x
    x = 86,341,515.35/12,426.74
  6. Step 6: Final answer
    x = 6,948.04

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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.