Home / 33,421.46-50,132.14-13,430.95

Finding the Fourth Proportional to 33,421.46, 50,132.14 and 13,430.95

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Solution

The fourth proportional to 33,421.46, 50,132.14 and 13,430.95 is: 20,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,421.46 : 50,132.14 = 13,430.95 : x
  2. Step 2: Convert to fraction form
    33,421.46/50,132.14 = 13,430.95/x
  3. Step 3: Cross multiply
    33,421.46x = 50,132.14 × 13,430.95
  4. Step 4: Simplify right side
    33,421.46x = 673,322,106.83
  5. Step 5: Solve for x
    x = 673,322,106.83/33,421.46
  6. Step 6: Final answer
    x = 20,146.40

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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.