Home / 38,738.34-58,095.18-12,436.92

Finding the Fourth Proportional to 38,738.34, 58,095.18 and 12,436.92

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Solution

The fourth proportional to 38,738.34, 58,095.18 and 12,436.92 is: 18,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,738.34 : 58,095.18 = 12,436.92 : x
  2. Step 2: Convert to fraction form
    38,738.34/58,095.18 = 12,436.92/x
  3. Step 3: Cross multiply
    38,738.34x = 58,095.18 × 12,436.92
  4. Step 4: Simplify right side
    38,738.34x = 722,525,106.05
  5. Step 5: Solve for x
    x = 722,525,106.05/38,738.34
  6. Step 6: Final answer
    x = 18,651.42

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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.