Home / 16,580.21-22,878.11-9,505.27

Finding the Fourth Proportional to 16,580.21, 22,878.11 and 9,505.27

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Solution

The fourth proportional to 16,580.21, 22,878.11 and 9,505.27 is: 13,115.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580.21 : 22,878.11 = 9,505.27 : x
  2. Step 2: Convert to fraction form
    16,580.21/22,878.11 = 9,505.27/x
  3. Step 3: Cross multiply
    16,580.21x = 22,878.11 × 9,505.27
  4. Step 4: Simplify right side
    16,580.21x = 217,462,536.31
  5. Step 5: Solve for x
    x = 217,462,536.31/16,580.21
  6. Step 6: Final answer
    x = 13,115.79

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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.