Home / 14,070.92-19,412.87-8,401.73

Finding the Fourth Proportional to 14,070.92, 19,412.87 and 8,401.73

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Solution

The fourth proportional to 14,070.92, 19,412.87 and 8,401.73 is: 11,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070.92 : 19,412.87 = 8,401.73 : x
  2. Step 2: Convert to fraction form
    14,070.92/19,412.87 = 8,401.73/x
  3. Step 3: Cross multiply
    14,070.92x = 19,412.87 × 8,401.73
  4. Step 4: Simplify right side
    14,070.92x = 163,101,553.19
  5. Step 5: Solve for x
    x = 163,101,553.19/14,070.92
  6. Step 6: Final answer
    x = 11,591.40

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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.