Home / 28,063.44-42,081.11-9,336.95

Finding the Fourth Proportional to 28,063.44, 42,081.11 and 9,336.95

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Solution

The fourth proportional to 28,063.44, 42,081.11 and 9,336.95 is: 14,000.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063.44 : 42,081.11 = 9,336.95 : x
  2. Step 2: Convert to fraction form
    28,063.44/42,081.11 = 9,336.95/x
  3. Step 3: Cross multiply
    28,063.44x = 42,081.11 × 9,336.95
  4. Step 4: Simplify right side
    28,063.44x = 392,908,962.92
  5. Step 5: Solve for x
    x = 392,908,962.92/28,063.44
  6. Step 6: Final answer
    x = 14,000.74

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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.