Home / 16,401.10-24,601.65-9,378.40

Finding the Fourth Proportional to 16,401.10, 24,601.65 and 9,378.40

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Solution

The fourth proportional to 16,401.10, 24,601.65 and 9,378.40 is: 14,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,401.10 : 24,601.65 = 9,378.40 : x
  2. Step 2: Convert to fraction form
    16,401.10/24,601.65 = 9,378.40/x
  3. Step 3: Cross multiply
    16,401.10x = 24,601.65 × 9,378.40
  4. Step 4: Simplify right side
    16,401.10x = 230,724,114.36
  5. Step 5: Solve for x
    x = 230,724,114.36/16,401.10
  6. Step 6: Final answer
    x = 14,067.60

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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.