Home / 43,315.36-59,743.60-33,129.40

Finding the Fourth Proportional to 43,315.36, 59,743.60 and 33,129.40

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Solution

The fourth proportional to 43,315.36, 59,743.60 and 33,129.40 is: 45,694.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,315.36 : 59,743.60 = 33,129.40 : x
  2. Step 2: Convert to fraction form
    43,315.36/59,743.60 = 33,129.40/x
  3. Step 3: Cross multiply
    43,315.36x = 59,743.60 × 33,129.40
  4. Step 4: Simplify right side
    43,315.36x = 1,979,269,621.84
  5. Step 5: Solve for x
    x = 1,979,269,621.84/43,315.36
  6. Step 6: Final answer
    x = 45,694.41

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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.