Home / 19,604.42-29,406.35-4,813.28

Finding the Fourth Proportional to 19,604.42, 29,406.35 and 4,813.28

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Solution

The fourth proportional to 19,604.42, 29,406.35 and 4,813.28 is: 7,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.42 : 29,406.35 = 4,813.28 : x
  2. Step 2: Convert to fraction form
    19,604.42/29,406.35 = 4,813.28/x
  3. Step 3: Cross multiply
    19,604.42x = 29,406.35 × 4,813.28
  4. Step 4: Simplify right side
    19,604.42x = 141,540,825.23
  5. Step 5: Solve for x
    x = 141,540,825.23/19,604.42
  6. Step 6: Final answer
    x = 7,219.84

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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.