Home / 37,853.73-56,755.76-21,215.52

Finding the Fourth Proportional to 37,853.73, 56,755.76 and 21,215.52

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Solution

The fourth proportional to 37,853.73, 56,755.76 and 21,215.52 is: 31,809.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,853.73 : 56,755.76 = 21,215.52 : x
  2. Step 2: Convert to fraction form
    37,853.73/56,755.76 = 21,215.52/x
  3. Step 3: Cross multiply
    37,853.73x = 56,755.76 × 21,215.52
  4. Step 4: Simplify right side
    37,853.73x = 1,204,102,855.32
  5. Step 5: Solve for x
    x = 1,204,102,855.32/37,853.73
  6. Step 6: Final answer
    x = 31,809.36

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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.