Home / 57,031.21-85,556.54-17,580.97

Finding the Fourth Proportional to 57,031.21, 85,556.54 and 17,580.97

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Solution

The fourth proportional to 57,031.21, 85,556.54 and 17,580.97 is: 26,374.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,031.21 : 85,556.54 = 17,580.97 : x
  2. Step 2: Convert to fraction form
    57,031.21/85,556.54 = 17,580.97/x
  3. Step 3: Cross multiply
    57,031.21x = 85,556.54 × 17,580.97
  4. Step 4: Simplify right side
    57,031.21x = 1,504,166,963.04
  5. Step 5: Solve for x
    x = 1,504,166,963.04/57,031.21
  6. Step 6: Final answer
    x = 26,374.45

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1.5x scale

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.