Home / 38,789.42-58,184.32-15,415.92

Finding the Fourth Proportional to 38,789.42, 58,184.32 and 15,415.92

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Solution

The fourth proportional to 38,789.42, 58,184.32 and 15,415.92 is: 23,123.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,789.42 : 58,184.32 = 15,415.92 : x
  2. Step 2: Convert to fraction form
    38,789.42/58,184.32 = 15,415.92/x
  3. Step 3: Cross multiply
    38,789.42x = 58,184.32 × 15,415.92
  4. Step 4: Simplify right side
    38,789.42x = 896,964,783.83
  5. Step 5: Solve for x
    x = 896,964,783.83/38,789.42
  6. Step 6: Final answer
    x = 23,123.96

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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.