Home / 10,790.07-16,276.23-10,222.86

Finding the Fourth Proportional to 10,790.07, 16,276.23 and 10,222.86

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Solution

The fourth proportional to 10,790.07, 16,276.23 and 10,222.86 is: 15,420.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.07 : 16,276.23 = 10,222.86 : x
  2. Step 2: Convert to fraction form
    10,790.07/16,276.23 = 10,222.86/x
  3. Step 3: Cross multiply
    10,790.07x = 16,276.23 × 10,222.86
  4. Step 4: Simplify right side
    10,790.07x = 166,389,620.62
  5. Step 5: Solve for x
    x = 166,389,620.62/10,790.07
  6. Step 6: Final answer
    x = 15,420.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.