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Finding the Fourth Proportional to 28,835.76, 43,253.68 and 8,059.26

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Solution

The fourth proportional to 28,835.76, 43,253.68 and 8,059.26 is: 12,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.76 : 43,253.68 = 8,059.26 : x
  2. Step 2: Convert to fraction form
    28,835.76/43,253.68 = 8,059.26/x
  3. Step 3: Cross multiply
    28,835.76x = 43,253.68 × 8,059.26
  4. Step 4: Simplify right side
    28,835.76x = 348,592,653.08
  5. Step 5: Solve for x
    x = 348,592,653.08/28,835.76
  6. Step 6: Final answer
    x = 12,088.90

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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.