Home / 12,956.66-19,433.70-4,636.34

Finding the Fourth Proportional to 12,956.66, 19,433.70 and 4,636.34

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Solution

The fourth proportional to 12,956.66, 19,433.70 and 4,636.34 is: 6,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,956.66 : 19,433.70 = 4,636.34 : x
  2. Step 2: Convert to fraction form
    12,956.66/19,433.70 = 4,636.34/x
  3. Step 3: Cross multiply
    12,956.66x = 19,433.70 × 4,636.34
  4. Step 4: Simplify right side
    12,956.66x = 90,101,143.49
  5. Step 5: Solve for x
    x = 90,101,143.49/12,956.66
  6. Step 6: Final answer
    x = 6,954.04

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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.