Home / 37,898.39-56,782.86-21,248.03

Finding the Fourth Proportional to 37,898.39, 56,782.86 and 21,248.03

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Solution

The fourth proportional to 37,898.39, 56,782.86 and 21,248.03 is: 31,835.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,898.39 : 56,782.86 = 21,248.03 : x
  2. Step 2: Convert to fraction form
    37,898.39/56,782.86 = 21,248.03/x
  3. Step 3: Cross multiply
    37,898.39x = 56,782.86 × 21,248.03
  4. Step 4: Simplify right side
    37,898.39x = 1,206,523,912.77
  5. Step 5: Solve for x
    x = 1,206,523,912.77/37,898.39
  6. Step 6: Final answer
    x = 31,835.76

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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.