Home / 37,620.48-56,421.76-14,257.92

Finding the Fourth Proportional to 37,620.48, 56,421.76 and 14,257.92

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Solution

The fourth proportional to 37,620.48, 56,421.76 and 14,257.92 is: 21,383.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,620.48 : 56,421.76 = 14,257.92 : x
  2. Step 2: Convert to fraction form
    37,620.48/56,421.76 = 14,257.92/x
  3. Step 3: Cross multiply
    37,620.48x = 56,421.76 × 14,257.92
  4. Step 4: Simplify right side
    37,620.48x = 804,456,940.34
  5. Step 5: Solve for x
    x = 804,456,940.34/37,620.48
  6. Step 6: Final answer
    x = 21,383.48

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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.