Home / 37,947.24-56,916-21,296.88

Finding the Fourth Proportional to 37,947.24, 56,916 and 21,296.88

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Solution

The fourth proportional to 37,947.24, 56,916 and 21,296.88 is: 31,942.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,947.24 : 56,916 = 21,296.88 : x
  2. Step 2: Convert to fraction form
    37,947.24/56,916 = 21,296.88/x
  3. Step 3: Cross multiply
    37,947.24x = 56,916 × 21,296.88
  4. Step 4: Simplify right side
    37,947.24x = 1,212,133,222.08
  5. Step 5: Solve for x
    x = 1,212,133,222.08/37,947.24
  6. Step 6: Final answer
    x = 31,942.59

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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.