Home / 31,564.44-43,556.40-17,415.36

Finding the Fourth Proportional to 31,564.44, 43,556.40 and 17,415.36

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Solution

The fourth proportional to 31,564.44, 43,556.40 and 17,415.36 is: 24,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,564.44 : 43,556.40 = 17,415.36 : x
  2. Step 2: Convert to fraction form
    31,564.44/43,556.40 = 17,415.36/x
  3. Step 3: Cross multiply
    31,564.44x = 43,556.40 × 17,415.36
  4. Step 4: Simplify right side
    31,564.44x = 758,550,386.30
  5. Step 5: Solve for x
    x = 758,550,386.30/31,564.44
  6. Step 6: Final answer
    x = 24,031.80

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1.5x scale

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.