Home / 28,940.79-43,414.65-10,216.98

Finding the Fourth Proportional to 28,940.79, 43,414.65 and 10,216.98

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Solution

The fourth proportional to 28,940.79, 43,414.65 and 10,216.98 is: 15,326.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,940.79 : 43,414.65 = 10,216.98 : x
  2. Step 2: Convert to fraction form
    28,940.79/43,414.65 = 10,216.98/x
  3. Step 3: Cross multiply
    28,940.79x = 43,414.65 × 10,216.98
  4. Step 4: Simplify right side
    28,940.79x = 443,566,610.76
  5. Step 5: Solve for x
    x = 443,566,610.76/28,940.79
  6. Step 6: Final answer
    x = 15,326.69

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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.