Home / 40,771.09-56,212.02-26,405.54

Finding the Fourth Proportional to 40,771.09, 56,212.02 and 26,405.54

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Solution

The fourth proportional to 40,771.09, 56,212.02 and 26,405.54 is: 36,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,771.09 : 56,212.02 = 26,405.54 : x
  2. Step 2: Convert to fraction form
    40,771.09/56,212.02 = 26,405.54/x
  3. Step 3: Cross multiply
    40,771.09x = 56,212.02 × 26,405.54
  4. Step 4: Simplify right side
    40,771.09x = 1,484,308,742.59
  5. Step 5: Solve for x
    x = 1,484,308,742.59/40,771.09
  6. Step 6: Final answer
    x = 36,405.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.