Home / 14,442.76-19,930.75-8,068.94

Finding the Fourth Proportional to 14,442.76, 19,930.75 and 8,068.94

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Solution

The fourth proportional to 14,442.76, 19,930.75 and 8,068.94 is: 11,134.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.76 : 19,930.75 = 8,068.94 : x
  2. Step 2: Convert to fraction form
    14,442.76/19,930.75 = 8,068.94/x
  3. Step 3: Cross multiply
    14,442.76x = 19,930.75 × 8,068.94
  4. Step 4: Simplify right side
    14,442.76x = 160,820,025.91
  5. Step 5: Solve for x
    x = 160,820,025.91/14,442.76
  6. Step 6: Final answer
    x = 11,134.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.