Home / 12,824.40-19,236.60-10,059.60

Finding the Fourth Proportional to 12,824.40, 19,236.60 and 10,059.60

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Solution

The fourth proportional to 12,824.40, 19,236.60 and 10,059.60 is: 15,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.40 : 19,236.60 = 10,059.60 : x
  2. Step 2: Convert to fraction form
    12,824.40/19,236.60 = 10,059.60/x
  3. Step 3: Cross multiply
    12,824.40x = 19,236.60 × 10,059.60
  4. Step 4: Simplify right side
    12,824.40x = 193,512,501.36
  5. Step 5: Solve for x
    x = 193,512,501.36/12,824.40
  6. Step 6: Final answer
    x = 15,089.40

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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.