Home / 43,289.01-64,884.30-18,313.47

Finding the Fourth Proportional to 43,289.01, 64,884.30 and 18,313.47

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Solution

The fourth proportional to 43,289.01, 64,884.30 and 18,313.47 is: 27,449.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,289.01 : 64,884.30 = 18,313.47 : x
  2. Step 2: Convert to fraction form
    43,289.01/64,884.30 = 18,313.47/x
  3. Step 3: Cross multiply
    43,289.01x = 64,884.30 × 18,313.47
  4. Step 4: Simplify right side
    43,289.01x = 1,188,256,681.52
  5. Step 5: Solve for x
    x = 1,188,256,681.52/43,289.01
  6. Step 6: Final answer
    x = 27,449.38

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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.