Home / 19,267.48-28,847.82-9,887.32

Finding the Fourth Proportional to 19,267.48, 28,847.82 and 9,887.32

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Solution

The fourth proportional to 19,267.48, 28,847.82 and 9,887.32 is: 14,803.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.48 : 28,847.82 = 9,887.32 : x
  2. Step 2: Convert to fraction form
    19,267.48/28,847.82 = 9,887.32/x
  3. Step 3: Cross multiply
    19,267.48x = 28,847.82 × 9,887.32
  4. Step 4: Simplify right side
    19,267.48x = 285,227,627.64
  5. Step 5: Solve for x
    x = 285,227,627.64/19,267.48
  6. Step 6: Final answer
    x = 14,803.58

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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.