Home / 37,979.94-56,969.70-15,490.56

Finding the Fourth Proportional to 37,979.94, 56,969.70 and 15,490.56

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Solution

The fourth proportional to 37,979.94, 56,969.70 and 15,490.56 is: 23,235.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,979.94 : 56,969.70 = 15,490.56 : x
  2. Step 2: Convert to fraction form
    37,979.94/56,969.70 = 15,490.56/x
  3. Step 3: Cross multiply
    37,979.94x = 56,969.70 × 15,490.56
  4. Step 4: Simplify right side
    37,979.94x = 882,492,556.03
  5. Step 5: Solve for x
    x = 882,492,556.03/37,979.94
  6. Step 6: Final answer
    x = 23,235.75

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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.