Home / 15,006.48-20,697.12-14,000.44

Finding the Fourth Proportional to 15,006.48, 20,697.12 and 14,000.44

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Solution

The fourth proportional to 15,006.48, 20,697.12 and 14,000.44 is: 19,309.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.48 : 20,697.12 = 14,000.44 : x
  2. Step 2: Convert to fraction form
    15,006.48/20,697.12 = 14,000.44/x
  3. Step 3: Cross multiply
    15,006.48x = 20,697.12 × 14,000.44
  4. Step 4: Simplify right side
    15,006.48x = 289,768,786.73
  5. Step 5: Solve for x
    x = 289,768,786.73/15,006.48
  6. Step 6: Final answer
    x = 19,309.58

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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.