Home / 37,927.71-56,965.38-30,912.90

Finding the Fourth Proportional to 37,927.71, 56,965.38 and 30,912.90

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Solution

The fourth proportional to 37,927.71, 56,965.38 and 30,912.90 is: 46,429.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,927.71 : 56,965.38 = 30,912.90 : x
  2. Step 2: Convert to fraction form
    37,927.71/56,965.38 = 30,912.90/x
  3. Step 3: Cross multiply
    37,927.71x = 56,965.38 × 30,912.90
  4. Step 4: Simplify right side
    37,927.71x = 1,760,965,095.40
  5. Step 5: Solve for x
    x = 1,760,965,095.40/37,927.71
  6. Step 6: Final answer
    x = 46,429.51

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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.