Home / 38,349.60-57,524.40-12,054.30

Finding the Fourth Proportional to 38,349.60, 57,524.40 and 12,054.30

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Solution

The fourth proportional to 38,349.60, 57,524.40 and 12,054.30 is: 18,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,349.60 : 57,524.40 = 12,054.30 : x
  2. Step 2: Convert to fraction form
    38,349.60/57,524.40 = 12,054.30/x
  3. Step 3: Cross multiply
    38,349.60x = 57,524.40 × 12,054.30
  4. Step 4: Simplify right side
    38,349.60x = 693,416,374.92
  5. Step 5: Solve for x
    x = 693,416,374.92/38,349.60
  6. Step 6: Final answer
    x = 18,081.45

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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.