Home / 14,727.72-20,323.64-8,013.37

Finding the Fourth Proportional to 14,727.72, 20,323.64 and 8,013.37

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Solution

The fourth proportional to 14,727.72, 20,323.64 and 8,013.37 is: 11,058.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,727.72 : 20,323.64 = 8,013.37 : x
  2. Step 2: Convert to fraction form
    14,727.72/20,323.64 = 8,013.37/x
  3. Step 3: Cross multiply
    14,727.72x = 20,323.64 × 8,013.37
  4. Step 4: Simplify right side
    14,727.72x = 162,860,847.07
  5. Step 5: Solve for x
    x = 162,860,847.07/14,727.72
  6. Step 6: Final answer
    x = 11,058.12

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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.