Home / 14,003.75-19,325.05-7,630.27

Finding the Fourth Proportional to 14,003.75, 19,325.05 and 7,630.27

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Solution

The fourth proportional to 14,003.75, 19,325.05 and 7,630.27 is: 10,529.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.75 : 19,325.05 = 7,630.27 : x
  2. Step 2: Convert to fraction form
    14,003.75/19,325.05 = 7,630.27/x
  3. Step 3: Cross multiply
    14,003.75x = 19,325.05 × 7,630.27
  4. Step 4: Simplify right side
    14,003.75x = 147,455,281.88
  5. Step 5: Solve for x
    x = 147,455,281.88/14,003.75
  6. Step 6: Final answer
    x = 10,529.70

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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.