Home / 12,984.21-19,473.58-4,664.70

Finding the Fourth Proportional to 12,984.21, 19,473.58 and 4,664.70

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Solution

The fourth proportional to 12,984.21, 19,473.58 and 4,664.70 is: 6,996.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984.21 : 19,473.58 = 4,664.70 : x
  2. Step 2: Convert to fraction form
    12,984.21/19,473.58 = 4,664.70/x
  3. Step 3: Cross multiply
    12,984.21x = 19,473.58 × 4,664.70
  4. Step 4: Simplify right side
    12,984.21x = 90,838,408.63
  5. Step 5: Solve for x
    x = 90,838,408.63/12,984.21
  6. Step 6: Final answer
    x = 6,996.07

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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.