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Finding the Fourth Proportional to 28,843.08, 43,264.54 and 6,955.08

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Solution

The fourth proportional to 28,843.08, 43,264.54 and 6,955.08 is: 10,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843.08 : 43,264.54 = 6,955.08 : x
  2. Step 2: Convert to fraction form
    28,843.08/43,264.54 = 6,955.08/x
  3. Step 3: Cross multiply
    28,843.08x = 43,264.54 × 6,955.08
  4. Step 4: Simplify right side
    28,843.08x = 300,908,336.86
  5. Step 5: Solve for x
    x = 300,908,336.86/28,843.08
  6. Step 6: Final answer
    x = 10,432.60

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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.