Home / 15,914.26-23,869.56-4,228.39

Finding the Fourth Proportional to 15,914.26, 23,869.56 and 4,228.39

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Solution

The fourth proportional to 15,914.26, 23,869.56 and 4,228.39 is: 6,342.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,914.26 : 23,869.56 = 4,228.39 : x
  2. Step 2: Convert to fraction form
    15,914.26/23,869.56 = 4,228.39/x
  3. Step 3: Cross multiply
    15,914.26x = 23,869.56 × 4,228.39
  4. Step 4: Simplify right side
    15,914.26x = 100,929,808.81
  5. Step 5: Solve for x
    x = 100,929,808.81/15,914.26
  6. Step 6: Final answer
    x = 6,342.10

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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.