Home / 13,431.33-20,140.04-6,029.42

Finding the Fourth Proportional to 13,431.33, 20,140.04 and 6,029.42

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Solution

The fourth proportional to 13,431.33, 20,140.04 and 6,029.42 is: 9,041.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,431.33 : 20,140.04 = 6,029.42 : x
  2. Step 2: Convert to fraction form
    13,431.33/20,140.04 = 6,029.42/x
  3. Step 3: Cross multiply
    13,431.33x = 20,140.04 × 6,029.42
  4. Step 4: Simplify right side
    13,431.33x = 121,432,674.35
  5. Step 5: Solve for x
    x = 121,432,674.35/13,431.33
  6. Step 6: Final answer
    x = 9,041.00

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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.