Home / 13,063.50-18,042.48-8,864.46

Finding the Fourth Proportional to 13,063.50, 18,042.48 and 8,864.46

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Solution

The fourth proportional to 13,063.50, 18,042.48 and 8,864.46 is: 12,243.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063.50 : 18,042.48 = 8,864.46 : x
  2. Step 2: Convert to fraction form
    13,063.50/18,042.48 = 8,864.46/x
  3. Step 3: Cross multiply
    13,063.50x = 18,042.48 × 8,864.46
  4. Step 4: Simplify right side
    13,063.50x = 159,936,842.26
  5. Step 5: Solve for x
    x = 159,936,842.26/13,063.50
  6. Step 6: Final answer
    x = 12,243.03

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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.