Home / 40,739.36-61,094.05-14,078.61

Finding the Fourth Proportional to 40,739.36, 61,094.05 and 14,078.61

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Solution

The fourth proportional to 40,739.36, 61,094.05 and 14,078.61 is: 21,112.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,739.36 : 61,094.05 = 14,078.61 : x
  2. Step 2: Convert to fraction form
    40,739.36/61,094.05 = 14,078.61/x
  3. Step 3: Cross multiply
    40,739.36x = 61,094.05 × 14,078.61
  4. Step 4: Simplify right side
    40,739.36x = 860,119,268.07
  5. Step 5: Solve for x
    x = 860,119,268.07/40,739.36
  6. Step 6: Final answer
    x = 21,112.74

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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.