Home / 23,711.25-35,556.39-12,615.30

Finding the Fourth Proportional to 23,711.25, 35,556.39 and 12,615.30

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Solution

The fourth proportional to 23,711.25, 35,556.39 and 12,615.30 is: 18,917.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,711.25 : 35,556.39 = 12,615.30 : x
  2. Step 2: Convert to fraction form
    23,711.25/35,556.39 = 12,615.30/x
  3. Step 3: Cross multiply
    23,711.25x = 35,556.39 × 12,615.30
  4. Step 4: Simplify right side
    23,711.25x = 448,554,526.77
  5. Step 5: Solve for x
    x = 448,554,526.77/23,711.25
  6. Step 6: Final answer
    x = 18,917.38

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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.