Home / 14,460.10-21,690.15-4,071.85

Finding the Fourth Proportional to 14,460.10, 21,690.15 and 4,071.85

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Solution

The fourth proportional to 14,460.10, 21,690.15 and 4,071.85 is: 6,107.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,460.10 : 21,690.15 = 4,071.85 : x
  2. Step 2: Convert to fraction form
    14,460.10/21,690.15 = 4,071.85/x
  3. Step 3: Cross multiply
    14,460.10x = 21,690.15 × 4,071.85
  4. Step 4: Simplify right side
    14,460.10x = 88,318,983.05
  5. Step 5: Solve for x
    x = 88,318,983.05/14,460.10
  6. Step 6: Final answer
    x = 6,107.77

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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.