Home / 12,559.14-18,825.54-4,236.28

Finding the Fourth Proportional to 12,559.14, 18,825.54 and 4,236.28

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Solution

The fourth proportional to 12,559.14, 18,825.54 and 4,236.28 is: 6,349.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.14 : 18,825.54 = 4,236.28 : x
  2. Step 2: Convert to fraction form
    12,559.14/18,825.54 = 4,236.28/x
  3. Step 3: Cross multiply
    12,559.14x = 18,825.54 × 4,236.28
  4. Step 4: Simplify right side
    12,559.14x = 79,750,258.59
  5. Step 5: Solve for x
    x = 79,750,258.59/12,559.14
  6. Step 6: Final answer
    x = 6,349.98

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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.