Home / 28,856.30-43,284.45-14,094.05

Finding the Fourth Proportional to 28,856.30, 43,284.45 and 14,094.05

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Solution

The fourth proportional to 28,856.30, 43,284.45 and 14,094.05 is: 21,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,856.30 : 43,284.45 = 14,094.05 : x
  2. Step 2: Convert to fraction form
    28,856.30/43,284.45 = 14,094.05/x
  3. Step 3: Cross multiply
    28,856.30x = 43,284.45 × 14,094.05
  4. Step 4: Simplify right side
    28,856.30x = 610,053,202.52
  5. Step 5: Solve for x
    x = 610,053,202.52/28,856.30
  6. Step 6: Final answer
    x = 21,141.08

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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.