Home / 38,924.93-58,387.37-12,629.67

Finding the Fourth Proportional to 38,924.93, 58,387.37 and 12,629.67

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Solution

The fourth proportional to 38,924.93, 58,387.37 and 12,629.67 is: 18,944.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,924.93 : 58,387.37 = 12,629.67 : x
  2. Step 2: Convert to fraction form
    38,924.93/58,387.37 = 12,629.67/x
  3. Step 3: Cross multiply
    38,924.93x = 58,387.37 × 12,629.67
  4. Step 4: Simplify right side
    38,924.93x = 737,413,152.12
  5. Step 5: Solve for x
    x = 737,413,152.12/38,924.93
  6. Step 6: Final answer
    x = 18,944.50

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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.