Home / 21,960.95-32,864.87-17,966.03

Finding the Fourth Proportional to 21,960.95, 32,864.87 and 17,966.03

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Solution

The fourth proportional to 21,960.95, 32,864.87 and 17,966.03 is: 26,886.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,960.95 : 32,864.87 = 17,966.03 : x
  2. Step 2: Convert to fraction form
    21,960.95/32,864.87 = 17,966.03/x
  3. Step 3: Cross multiply
    21,960.95x = 32,864.87 × 17,966.03
  4. Step 4: Simplify right side
    21,960.95x = 590,450,986.21
  5. Step 5: Solve for x
    x = 590,450,986.21/21,960.95
  6. Step 6: Final answer
    x = 26,886.41

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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.