Home / 14,727.04-20,323.41-8,012.72

Finding the Fourth Proportional to 14,727.04, 20,323.41 and 8,012.72

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Solution

The fourth proportional to 14,727.04, 20,323.41 and 8,012.72 is: 11,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,727.04 : 20,323.41 = 8,012.72 : x
  2. Step 2: Convert to fraction form
    14,727.04/20,323.41 = 8,012.72/x
  3. Step 3: Cross multiply
    14,727.04x = 20,323.41 × 8,012.72
  4. Step 4: Simplify right side
    14,727.04x = 162,845,848.34
  5. Step 5: Solve for x
    x = 162,845,848.34/14,727.04
  6. Step 6: Final answer
    x = 11,057.61

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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.