Home / 40,790.23-61,174.16-11,201.05

Finding the Fourth Proportional to 40,790.23, 61,174.16 and 11,201.05

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Solution

The fourth proportional to 40,790.23, 61,174.16 and 11,201.05 is: 16,798.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,790.23 : 61,174.16 = 11,201.05 : x
  2. Step 2: Convert to fraction form
    40,790.23/61,174.16 = 11,201.05/x
  3. Step 3: Cross multiply
    40,790.23x = 61,174.16 × 11,201.05
  4. Step 4: Simplify right side
    40,790.23x = 685,214,768.86
  5. Step 5: Solve for x
    x = 685,214,768.86/40,790.23
  6. Step 6: Final answer
    x = 16,798.50

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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.