Home / 44,742.36-67,055.22-18,420.60

Finding the Fourth Proportional to 44,742.36, 67,055.22 and 18,420.60

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Solution

The fourth proportional to 44,742.36, 67,055.22 and 18,420.60 is: 27,606.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,742.36 : 67,055.22 = 18,420.60 : x
  2. Step 2: Convert to fraction form
    44,742.36/67,055.22 = 18,420.60/x
  3. Step 3: Cross multiply
    44,742.36x = 67,055.22 × 18,420.60
  4. Step 4: Simplify right side
    44,742.36x = 1,235,197,385.53
  5. Step 5: Solve for x
    x = 1,235,197,385.53/44,742.36
  6. Step 6: Final answer
    x = 27,606.89

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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.