Home / 15,818.40-23,727.60-4,131.51

Finding the Fourth Proportional to 15,818.40, 23,727.60 and 4,131.51

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Solution

The fourth proportional to 15,818.40, 23,727.60 and 4,131.51 is: 6,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,818.40 : 23,727.60 = 4,131.51 : x
  2. Step 2: Convert to fraction form
    15,818.40/23,727.60 = 4,131.51/x
  3. Step 3: Cross multiply
    15,818.40x = 23,727.60 × 4,131.51
  4. Step 4: Simplify right side
    15,818.40x = 98,030,816.68
  5. Step 5: Solve for x
    x = 98,030,816.68/15,818.40
  6. Step 6: Final answer
    x = 6,197.27

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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.