Home / 13,954.34-20,898.70-6,542.84

Finding the Fourth Proportional to 13,954.34, 20,898.70 and 6,542.84

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Solution

The fourth proportional to 13,954.34, 20,898.70 and 6,542.84 is: 9,798.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,954.34 : 20,898.70 = 6,542.84 : x
  2. Step 2: Convert to fraction form
    13,954.34/20,898.70 = 6,542.84/x
  3. Step 3: Cross multiply
    13,954.34x = 20,898.70 × 6,542.84
  4. Step 4: Simplify right side
    13,954.34x = 136,736,850.31
  5. Step 5: Solve for x
    x = 136,736,850.31/13,954.34
  6. Step 6: Final answer
    x = 9,798.88

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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.