Home / 15,042.06-20,763.50-8,754.44

Finding the Fourth Proportional to 15,042.06, 20,763.50 and 8,754.44

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Solution

The fourth proportional to 15,042.06, 20,763.50 and 8,754.44 is: 12,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,042.06 : 20,763.50 = 8,754.44 : x
  2. Step 2: Convert to fraction form
    15,042.06/20,763.50 = 8,754.44/x
  3. Step 3: Cross multiply
    15,042.06x = 20,763.50 × 8,754.44
  4. Step 4: Simplify right side
    15,042.06x = 181,772,794.46
  5. Step 5: Solve for x
    x = 181,772,794.46/15,042.06
  6. Step 6: Final answer
    x = 12,084.30

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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.