Home / 37,785.60-56,678.40-33,703.20

Finding the Fourth Proportional to 37,785.60, 56,678.40 and 33,703.20

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Solution

The fourth proportional to 37,785.60, 56,678.40 and 33,703.20 is: 50,554.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,785.60 : 56,678.40 = 33,703.20 : x
  2. Step 2: Convert to fraction form
    37,785.60/56,678.40 = 33,703.20/x
  3. Step 3: Cross multiply
    37,785.60x = 56,678.40 × 33,703.20
  4. Step 4: Simplify right side
    37,785.60x = 1,910,243,450.88
  5. Step 5: Solve for x
    x = 1,910,243,450.88/37,785.60
  6. Step 6: Final answer
    x = 50,554.80

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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.