Home / 37,231.48-51,379.85-20,235.72

Finding the Fourth Proportional to 37,231.48, 51,379.85 and 20,235.72

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Solution

The fourth proportional to 37,231.48, 51,379.85 and 20,235.72 is: 27,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,231.48 : 51,379.85 = 20,235.72 : x
  2. Step 2: Convert to fraction form
    37,231.48/51,379.85 = 20,235.72/x
  3. Step 3: Cross multiply
    37,231.48x = 51,379.85 × 20,235.72
  4. Step 4: Simplify right side
    37,231.48x = 1,039,708,258.24
  5. Step 5: Solve for x
    x = 1,039,708,258.24/37,231.48
  6. Step 6: Final answer
    x = 27,925.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.