Home / 20,450.34-30,675.65-6,599.34

Finding the Fourth Proportional to 20,450.34, 30,675.65 and 6,599.34

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Solution

The fourth proportional to 20,450.34, 30,675.65 and 6,599.34 is: 9,899.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,450.34 : 30,675.65 = 6,599.34 : x
  2. Step 2: Convert to fraction form
    20,450.34/30,675.65 = 6,599.34/x
  3. Step 3: Cross multiply
    20,450.34x = 30,675.65 × 6,599.34
  4. Step 4: Simplify right side
    20,450.34x = 202,439,011.07
  5. Step 5: Solve for x
    x = 202,439,011.07/20,450.34
  6. Step 6: Final answer
    x = 9,899.05

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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.