Home / 43,214.31-64,815.93-11,627.01

Finding the Fourth Proportional to 43,214.31, 64,815.93 and 11,627.01

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Solution

The fourth proportional to 43,214.31, 64,815.93 and 11,627.01 is: 17,439.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,214.31 : 64,815.93 = 11,627.01 : x
  2. Step 2: Convert to fraction form
    43,214.31/64,815.93 = 11,627.01/x
  3. Step 3: Cross multiply
    43,214.31x = 64,815.93 × 11,627.01
  4. Step 4: Simplify right side
    43,214.31x = 753,615,466.27
  5. Step 5: Solve for x
    x = 753,615,466.27/43,214.31
  6. Step 6: Final answer
    x = 17,439.03

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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.