Home / 15,051.27-20,772.50-8,763.63

Finding the Fourth Proportional to 15,051.27, 20,772.50 and 8,763.63

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Solution

The fourth proportional to 15,051.27, 20,772.50 and 8,763.63 is: 12,094.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,051.27 : 20,772.50 = 8,763.63 : x
  2. Step 2: Convert to fraction form
    15,051.27/20,772.50 = 8,763.63/x
  3. Step 3: Cross multiply
    15,051.27x = 20,772.50 × 8,763.63
  4. Step 4: Simplify right side
    15,051.27x = 182,042,460.36
  5. Step 5: Solve for x
    x = 182,042,460.36/15,051.27
  6. Step 6: Final answer
    x = 12,094.82

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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.