Home / 14,050.03-19,389.60-8,081.70

Finding the Fourth Proportional to 14,050.03, 19,389.60 and 8,081.70

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Solution

The fourth proportional to 14,050.03, 19,389.60 and 8,081.70 is: 11,153.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.03 : 19,389.60 = 8,081.70 : x
  2. Step 2: Convert to fraction form
    14,050.03/19,389.60 = 8,081.70/x
  3. Step 3: Cross multiply
    14,050.03x = 19,389.60 × 8,081.70
  4. Step 4: Simplify right side
    14,050.03x = 156,700,930.32
  5. Step 5: Solve for x
    x = 156,700,930.32/14,050.03
  6. Step 6: Final answer
    x = 11,153.07

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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.