Home / 15,704.40-23,556.60-6,934.80

Finding the Fourth Proportional to 15,704.40, 23,556.60 and 6,934.80

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Solution

The fourth proportional to 15,704.40, 23,556.60 and 6,934.80 is: 10,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,704.40 : 23,556.60 = 6,934.80 : x
  2. Step 2: Convert to fraction form
    15,704.40/23,556.60 = 6,934.80/x
  3. Step 3: Cross multiply
    15,704.40x = 23,556.60 × 6,934.80
  4. Step 4: Simplify right side
    15,704.40x = 163,360,309.68
  5. Step 5: Solve for x
    x = 163,360,309.68/15,704.40
  6. Step 6: Final answer
    x = 10,402.20

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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.