Home / 38,665.35-58,007.14-12,370.32

Finding the Fourth Proportional to 38,665.35, 58,007.14 and 12,370.32

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Solution

The fourth proportional to 38,665.35, 58,007.14 and 12,370.32 is: 18,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,665.35 : 58,007.14 = 12,370.32 : x
  2. Step 2: Convert to fraction form
    38,665.35/58,007.14 = 12,370.32/x
  3. Step 3: Cross multiply
    38,665.35x = 58,007.14 × 12,370.32
  4. Step 4: Simplify right side
    38,665.35x = 717,566,853.16
  5. Step 5: Solve for x
    x = 717,566,853.16/38,665.35
  6. Step 6: Final answer
    x = 18,558.40

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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.