Home / 14,365.75-21,548.63-4,505.80

Finding the Fourth Proportional to 14,365.75, 21,548.63 and 4,505.80

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Solution

The fourth proportional to 14,365.75, 21,548.63 and 4,505.80 is: 6,758.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365.75 : 21,548.63 = 4,505.80 : x
  2. Step 2: Convert to fraction form
    14,365.75/21,548.63 = 4,505.80/x
  3. Step 3: Cross multiply
    14,365.75x = 21,548.63 × 4,505.80
  4. Step 4: Simplify right side
    14,365.75x = 97,093,740.65
  5. Step 5: Solve for x
    x = 97,093,740.65/14,365.75
  6. Step 6: Final answer
    x = 6,758.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.