Home / 16,087.21-22,199.34-9,372.58

Finding the Fourth Proportional to 16,087.21, 22,199.34 and 9,372.58

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Solution

The fourth proportional to 16,087.21, 22,199.34 and 9,372.58 is: 12,933.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,087.21 : 22,199.34 = 9,372.58 : x
  2. Step 2: Convert to fraction form
    16,087.21/22,199.34 = 9,372.58/x
  3. Step 3: Cross multiply
    16,087.21x = 22,199.34 × 9,372.58
  4. Step 4: Simplify right side
    16,087.21x = 208,065,090.10
  5. Step 5: Solve for x
    x = 208,065,090.10/16,087.21
  6. Step 6: Final answer
    x = 12,933.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.