Home / 16,378.08-24,568.92-4,693.20

Finding the Fourth Proportional to 16,378.08, 24,568.92 and 4,693.20

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Solution

The fourth proportional to 16,378.08, 24,568.92 and 4,693.20 is: 7,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.08 : 24,568.92 = 4,693.20 : x
  2. Step 2: Convert to fraction form
    16,378.08/24,568.92 = 4,693.20/x
  3. Step 3: Cross multiply
    16,378.08x = 24,568.92 × 4,693.20
  4. Step 4: Simplify right side
    16,378.08x = 115,306,855.34
  5. Step 5: Solve for x
    x = 115,306,855.34/16,378.08
  6. Step 6: Final answer
    x = 7,040.32

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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.