Home / 16,378.56-24,563.58-4,689.05

Finding the Fourth Proportional to 16,378.56, 24,563.58 and 4,689.05

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Solution

The fourth proportional to 16,378.56, 24,563.58 and 4,689.05 is: 7,032.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.56 : 24,563.58 = 4,689.05 : x
  2. Step 2: Convert to fraction form
    16,378.56/24,563.58 = 4,689.05/x
  3. Step 3: Cross multiply
    16,378.56x = 24,563.58 × 4,689.05
  4. Step 4: Simplify right side
    16,378.56x = 115,179,731.98
  5. Step 5: Solve for x
    x = 115,179,731.98/16,378.56
  6. Step 6: Final answer
    x = 7,032.35

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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.