Home / 37,912.08-56,855.41-12,605.76

Finding the Fourth Proportional to 37,912.08, 56,855.41 and 12,605.76

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Solution

The fourth proportional to 37,912.08, 56,855.41 and 12,605.76 is: 18,904.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,912.08 : 56,855.41 = 12,605.76 : x
  2. Step 2: Convert to fraction form
    37,912.08/56,855.41 = 12,605.76/x
  3. Step 3: Cross multiply
    37,912.08x = 56,855.41 × 12,605.76
  4. Step 4: Simplify right side
    37,912.08x = 716,705,653.16
  5. Step 5: Solve for x
    x = 716,705,653.16/37,912.08
  6. Step 6: Final answer
    x = 18,904.41

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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.