Home / 19,568.54-29,353.09-4,777.74

Finding the Fourth Proportional to 19,568.54, 29,353.09 and 4,777.74

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Solution

The fourth proportional to 19,568.54, 29,353.09 and 4,777.74 is: 7,166.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,568.54 : 29,353.09 = 4,777.74 : x
  2. Step 2: Convert to fraction form
    19,568.54/29,353.09 = 4,777.74/x
  3. Step 3: Cross multiply
    19,568.54x = 29,353.09 × 4,777.74
  4. Step 4: Simplify right side
    19,568.54x = 140,241,432.22
  5. Step 5: Solve for x
    x = 140,241,432.22/19,568.54
  6. Step 6: Final answer
    x = 7,166.68

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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.