Home / 21,966.77-32,908.82-10,860.45

Finding the Fourth Proportional to 21,966.77, 32,908.82 and 10,860.45

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Solution

The fourth proportional to 21,966.77, 32,908.82 and 10,860.45 is: 16,270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,966.77 : 32,908.82 = 10,860.45 : x
  2. Step 2: Convert to fraction form
    21,966.77/32,908.82 = 10,860.45/x
  3. Step 3: Cross multiply
    21,966.77x = 32,908.82 × 10,860.45
  4. Step 4: Simplify right side
    21,966.77x = 357,404,539.87
  5. Step 5: Solve for x
    x = 357,404,539.87/21,966.77
  6. Step 6: Final answer
    x = 16,270.24

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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.