Home / 28,770.09-43,097.72-22,856.99

Finding the Fourth Proportional to 28,770.09, 43,097.72 and 22,856.99

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Solution

The fourth proportional to 28,770.09, 43,097.72 and 22,856.99 is: 34,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770.09 : 43,097.72 = 22,856.99 : x
  2. Step 2: Convert to fraction form
    28,770.09/43,097.72 = 22,856.99/x
  3. Step 3: Cross multiply
    28,770.09x = 43,097.72 × 22,856.99
  4. Step 4: Simplify right side
    28,770.09x = 985,083,953.86
  5. Step 5: Solve for x
    x = 985,083,953.86/28,770.09
  6. Step 6: Final answer
    x = 34,239.87

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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.