Home / 33,518.95-50,283.88-10,139.92

Finding the Fourth Proportional to 33,518.95, 50,283.88 and 10,139.92

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Solution

The fourth proportional to 33,518.95, 50,283.88 and 10,139.92 is: 15,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,518.95 : 50,283.88 = 10,139.92 : x
  2. Step 2: Convert to fraction form
    33,518.95/50,283.88 = 10,139.92/x
  3. Step 3: Cross multiply
    33,518.95x = 50,283.88 × 10,139.92
  4. Step 4: Simplify right side
    33,518.95x = 509,874,369.43
  5. Step 5: Solve for x
    x = 509,874,369.43/33,518.95
  6. Step 6: Final answer
    x = 15,211.53

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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.