Home / 43,055.44-64,583.80-28,358.48

Finding the Fourth Proportional to 43,055.44, 64,583.80 and 28,358.48

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Solution

The fourth proportional to 43,055.44, 64,583.80 and 28,358.48 is: 42,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,055.44 : 64,583.80 = 28,358.48 : x
  2. Step 2: Convert to fraction form
    43,055.44/64,583.80 = 28,358.48/x
  3. Step 3: Cross multiply
    43,055.44x = 64,583.80 × 28,358.48
  4. Step 4: Simplify right side
    43,055.44x = 1,831,498,400.62
  5. Step 5: Solve for x
    x = 1,831,498,400.62/43,055.44
  6. Step 6: Final answer
    x = 42,538.14

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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.