Home / 37,905.12-56,857.44-12,933.12

Finding the Fourth Proportional to 37,905.12, 56,857.44 and 12,933.12

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Solution

The fourth proportional to 37,905.12, 56,857.44 and 12,933.12 is: 19,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,905.12 : 56,857.44 = 12,933.12 : x
  2. Step 2: Convert to fraction form
    37,905.12/56,857.44 = 12,933.12/x
  3. Step 3: Cross multiply
    37,905.12x = 56,857.44 × 12,933.12
  4. Step 4: Simplify right side
    37,905.12x = 735,344,094.41
  5. Step 5: Solve for x
    x = 735,344,094.41/37,905.12
  6. Step 6: Final answer
    x = 19,399.60

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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.