Home / 14,000.83-19,320.69-7,627.12

Finding the Fourth Proportional to 14,000.83, 19,320.69 and 7,627.12

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Solution

The fourth proportional to 14,000.83, 19,320.69 and 7,627.12 is: 10,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.83 : 19,320.69 = 7,627.12 : x
  2. Step 2: Convert to fraction form
    14,000.83/19,320.69 = 7,627.12/x
  3. Step 3: Cross multiply
    14,000.83x = 19,320.69 × 7,627.12
  4. Step 4: Simplify right side
    14,000.83x = 147,361,221.11
  5. Step 5: Solve for x
    x = 147,361,221.11/14,000.83
  6. Step 6: Final answer
    x = 10,525.18

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Half scale
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Double scale
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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.