Home / 28,424.44-39,216.18-16,483.42

Finding the Fourth Proportional to 28,424.44, 39,216.18 and 16,483.42

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Solution

The fourth proportional to 28,424.44, 39,216.18 and 16,483.42 is: 22,741.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,424.44 : 39,216.18 = 16,483.42 : x
  2. Step 2: Convert to fraction form
    28,424.44/39,216.18 = 16,483.42/x
  3. Step 3: Cross multiply
    28,424.44x = 39,216.18 × 16,483.42
  4. Step 4: Simplify right side
    28,424.44x = 646,416,765.74
  5. Step 5: Solve for x
    x = 646,416,765.74/28,424.44
  6. Step 6: Final answer
    x = 22,741.58

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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.