Home / 21,987.24-32,860.16-16,076.58

Finding the Fourth Proportional to 21,987.24, 32,860.16 and 16,076.58

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Solution

The fourth proportional to 21,987.24, 32,860.16 and 16,076.58 is: 24,026.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,987.24 : 32,860.16 = 16,076.58 : x
  2. Step 2: Convert to fraction form
    21,987.24/32,860.16 = 16,076.58/x
  3. Step 3: Cross multiply
    21,987.24x = 32,860.16 × 16,076.58
  4. Step 4: Simplify right side
    21,987.24x = 528,278,991.05
  5. Step 5: Solve for x
    x = 528,278,991.05/21,987.24
  6. Step 6: Final answer
    x = 24,026.62

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1.5x scale

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.