Home / 37,553.68-51,822.08-21,421.41

Finding the Fourth Proportional to 37,553.68, 51,822.08 and 21,421.41

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Solution

The fourth proportional to 37,553.68, 51,822.08 and 21,421.41 is: 29,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,553.68 : 51,822.08 = 21,421.41 : x
  2. Step 2: Convert to fraction form
    37,553.68/51,822.08 = 21,421.41/x
  3. Step 3: Cross multiply
    37,553.68x = 51,822.08 × 21,421.41
  4. Step 4: Simplify right side
    37,553.68x = 1,110,102,093.12
  5. Step 5: Solve for x
    x = 1,110,102,093.12/37,553.68
  6. Step 6: Final answer
    x = 29,560.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.