Home / 12,954.41-19,430.33-4,634.09

Finding the Fourth Proportional to 12,954.41, 19,430.33 and 4,634.09

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Solution

The fourth proportional to 12,954.41, 19,430.33 and 4,634.09 is: 6,950.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954.41 : 19,430.33 = 4,634.09 : x
  2. Step 2: Convert to fraction form
    12,954.41/19,430.33 = 4,634.09/x
  3. Step 3: Cross multiply
    12,954.41x = 19,430.33 × 4,634.09
  4. Step 4: Simplify right side
    12,954.41x = 90,041,777.63
  5. Step 5: Solve for x
    x = 90,041,777.63/12,954.41
  6. Step 6: Final answer
    x = 6,950.67

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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.