Home / 14,727.36-20,323.75-8,012.98

Finding the Fourth Proportional to 14,727.36, 20,323.75 and 8,012.98

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Solution

The fourth proportional to 14,727.36, 20,323.75 and 8,012.98 is: 11,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,727.36 : 20,323.75 = 8,012.98 : x
  2. Step 2: Convert to fraction form
    14,727.36/20,323.75 = 8,012.98/x
  3. Step 3: Cross multiply
    14,727.36x = 20,323.75 × 8,012.98
  4. Step 4: Simplify right side
    14,727.36x = 162,853,822.67
  5. Step 5: Solve for x
    x = 162,853,822.67/14,727.36
  6. Step 6: Final answer
    x = 11,057.91

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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.