Home / 33,518.75-50,284.61-12,740.63

Finding the Fourth Proportional to 33,518.75, 50,284.61 and 12,740.63

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Solution

The fourth proportional to 33,518.75, 50,284.61 and 12,740.63 is: 19,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,518.75 : 50,284.61 = 12,740.63 : x
  2. Step 2: Convert to fraction form
    33,518.75/50,284.61 = 12,740.63/x
  3. Step 3: Cross multiply
    33,518.75x = 50,284.61 × 12,740.63
  4. Step 4: Simplify right side
    33,518.75x = 640,657,295.58
  5. Step 5: Solve for x
    x = 640,657,295.58/33,518.75
  6. Step 6: Final answer
    x = 19,113.40

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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.