Home / 21,357.14-32,037.32-5,774.63

Finding the Fourth Proportional to 21,357.14, 32,037.32 and 5,774.63

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Solution

The fourth proportional to 21,357.14, 32,037.32 and 5,774.63 is: 8,662.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,357.14 : 32,037.32 = 5,774.63 : x
  2. Step 2: Convert to fraction form
    21,357.14/32,037.32 = 5,774.63/x
  3. Step 3: Cross multiply
    21,357.14x = 32,037.32 × 5,774.63
  4. Step 4: Simplify right side
    21,357.14x = 185,003,523.44
  5. Step 5: Solve for x
    x = 185,003,523.44/21,357.14
  6. Step 6: Final answer
    x = 8,662.38

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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.