Home / 38,777.40-58,176.90-19,056.60

Finding the Fourth Proportional to 38,777.40, 58,176.90 and 19,056.60

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Solution

The fourth proportional to 38,777.40, 58,176.90 and 19,056.60 is: 28,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,777.40 : 58,176.90 = 19,056.60 : x
  2. Step 2: Convert to fraction form
    38,777.40/58,176.90 = 19,056.60/x
  3. Step 3: Cross multiply
    38,777.40x = 58,176.90 × 19,056.60
  4. Step 4: Simplify right side
    38,777.40x = 1,108,653,912.54
  5. Step 5: Solve for x
    x = 1,108,653,912.54/38,777.40
  6. Step 6: Final answer
    x = 28,590.21

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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.