Home / 21,999.74-32,944.92-15,395

Finding the Fourth Proportional to 21,999.74, 32,944.92 and 15,395

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Solution

The fourth proportional to 21,999.74, 32,944.92 and 15,395 is: 23,054.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,999.74 : 32,944.92 = 15,395 : x
  2. Step 2: Convert to fraction form
    21,999.74/32,944.92 = 15,395/x
  3. Step 3: Cross multiply
    21,999.74x = 32,944.92 × 15,395
  4. Step 4: Simplify right side
    21,999.74x = 507,187,043.40
  5. Step 5: Solve for x
    x = 507,187,043.40/21,999.74
  6. Step 6: Final answer
    x = 23,054.23

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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.