Home / 14,751.89-20,357.42-8,037.80

Finding the Fourth Proportional to 14,751.89, 20,357.42 and 8,037.80

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Solution

The fourth proportional to 14,751.89, 20,357.42 and 8,037.80 is: 11,092.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,751.89 : 20,357.42 = 8,037.80 : x
  2. Step 2: Convert to fraction form
    14,751.89/20,357.42 = 8,037.80/x
  3. Step 3: Cross multiply
    14,751.89x = 20,357.42 × 8,037.80
  4. Step 4: Simplify right side
    14,751.89x = 163,628,728.50
  5. Step 5: Solve for x
    x = 163,628,728.50/14,751.89
  6. Step 6: Final answer
    x = 11,092.06

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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.