Home / 16,380.56-24,570.84-4,693.78

Finding the Fourth Proportional to 16,380.56, 24,570.84 and 4,693.78

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Solution

The fourth proportional to 16,380.56, 24,570.84 and 4,693.78 is: 7,040.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,380.56 : 24,570.84 = 4,693.78 : x
  2. Step 2: Convert to fraction form
    16,380.56/24,570.84 = 4,693.78/x
  3. Step 3: Cross multiply
    16,380.56x = 24,570.84 × 4,693.78
  4. Step 4: Simplify right side
    16,380.56x = 115,330,165.69
  5. Step 5: Solve for x
    x = 115,330,165.69/16,380.56
  6. Step 6: Final answer
    x = 7,040.67

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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.