Home / 14,012.58-19,337.13-7,725.54

Finding the Fourth Proportional to 14,012.58, 19,337.13 and 7,725.54

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Solution

The fourth proportional to 14,012.58, 19,337.13 and 7,725.54 is: 10,661.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.58 : 19,337.13 = 7,725.54 : x
  2. Step 2: Convert to fraction form
    14,012.58/19,337.13 = 7,725.54/x
  3. Step 3: Cross multiply
    14,012.58x = 19,337.13 × 7,725.54
  4. Step 4: Simplify right side
    14,012.58x = 149,389,771.30
  5. Step 5: Solve for x
    x = 149,389,771.30/14,012.58
  6. Step 6: Final answer
    x = 10,661.12

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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.