Home / 51,262.40-76,893.60-16,212.80

Finding the Fourth Proportional to 51,262.40, 76,893.60 and 16,212.80

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Solution

The fourth proportional to 51,262.40, 76,893.60 and 16,212.80 is: 24,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,262.40 : 76,893.60 = 16,212.80 : x
  2. Step 2: Convert to fraction form
    51,262.40/76,893.60 = 16,212.80/x
  3. Step 3: Cross multiply
    51,262.40x = 76,893.60 × 16,212.80
  4. Step 4: Simplify right side
    51,262.40x = 1,246,660,558.08
  5. Step 5: Solve for x
    x = 1,246,660,558.08/51,262.40
  6. Step 6: Final answer
    x = 24,319.20

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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.