Home / 35,668.89-53,507.44-20,877.94

Finding the Fourth Proportional to 35,668.89, 53,507.44 and 20,877.94

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Solution

The fourth proportional to 35,668.89, 53,507.44 and 20,877.94 is: 31,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,668.89 : 53,507.44 = 20,877.94 : x
  2. Step 2: Convert to fraction form
    35,668.89/53,507.44 = 20,877.94/x
  3. Step 3: Cross multiply
    35,668.89x = 53,507.44 × 20,877.94
  4. Step 4: Simplify right side
    35,668.89x = 1,117,124,796.44
  5. Step 5: Solve for x
    x = 1,117,124,796.44/35,668.89
  6. Step 6: Final answer
    x = 31,319.30

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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.