Home / 43,056.44-64,585.30-28,359.48

Finding the Fourth Proportional to 43,056.44, 64,585.30 and 28,359.48

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Solution

The fourth proportional to 43,056.44, 64,585.30 and 28,359.48 is: 42,539.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,056.44 : 64,585.30 = 28,359.48 : x
  2. Step 2: Convert to fraction form
    43,056.44/64,585.30 = 28,359.48/x
  3. Step 3: Cross multiply
    43,056.44x = 64,585.30 × 28,359.48
  4. Step 4: Simplify right side
    43,056.44x = 1,831,605,523.64
  5. Step 5: Solve for x
    x = 1,831,605,523.64/43,056.44
  6. Step 6: Final answer
    x = 42,539.64

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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.