Home / 21,938.34-32,786.78-16,027.52

Finding the Fourth Proportional to 21,938.34, 32,786.78 and 16,027.52

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Solution

The fourth proportional to 21,938.34, 32,786.78 and 16,027.52 is: 23,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,938.34 : 32,786.78 = 16,027.52 : x
  2. Step 2: Convert to fraction form
    21,938.34/32,786.78 = 16,027.52/x
  3. Step 3: Cross multiply
    21,938.34x = 32,786.78 × 16,027.52
  4. Step 4: Simplify right side
    21,938.34x = 525,490,712.54
  5. Step 5: Solve for x
    x = 525,490,712.54/21,938.34
  6. Step 6: Final answer
    x = 23,953.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.