Home / 12,299.04-16,952.40-9,300.96

Finding the Fourth Proportional to 12,299.04, 16,952.40 and 9,300.96

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Solution

The fourth proportional to 12,299.04, 16,952.40 and 9,300.96 is: 12,819.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299.04 : 16,952.40 = 9,300.96 : x
  2. Step 2: Convert to fraction form
    12,299.04/16,952.40 = 9,300.96/x
  3. Step 3: Cross multiply
    12,299.04x = 16,952.40 × 9,300.96
  4. Step 4: Simplify right side
    12,299.04x = 157,673,594.30
  5. Step 5: Solve for x
    x = 157,673,594.30/12,299.04
  6. Step 6: Final answer
    x = 12,819.99

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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.