Home / 28,869.54-43,307.07-8,092.98

Finding the Fourth Proportional to 28,869.54, 43,307.07 and 8,092.98

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Solution

The fourth proportional to 28,869.54, 43,307.07 and 8,092.98 is: 12,140.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,869.54 : 43,307.07 = 8,092.98 : x
  2. Step 2: Convert to fraction form
    28,869.54/43,307.07 = 8,092.98/x
  3. Step 3: Cross multiply
    28,869.54x = 43,307.07 × 8,092.98
  4. Step 4: Simplify right side
    28,869.54x = 350,483,251.37
  5. Step 5: Solve for x
    x = 350,483,251.37/28,869.54
  6. Step 6: Final answer
    x = 12,140.24

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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.