Home / 40,078.19-55,283.77-26,466.35

Finding the Fourth Proportional to 40,078.19, 55,283.77 and 26,466.35

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Solution

The fourth proportional to 40,078.19, 55,283.77 and 26,466.35 is: 36,507.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,078.19 : 55,283.77 = 26,466.35 : x
  2. Step 2: Convert to fraction form
    40,078.19/55,283.77 = 26,466.35/x
  3. Step 3: Cross multiply
    40,078.19x = 55,283.77 × 26,466.35
  4. Step 4: Simplify right side
    40,078.19x = 1,463,159,213.93
  5. Step 5: Solve for x
    x = 1,463,159,213.93/40,078.19
  6. Step 6: Final answer
    x = 36,507.61

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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.