Home / 16,683.58-23,023.34-9,129.91

Finding the Fourth Proportional to 16,683.58, 23,023.34 and 9,129.91

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Solution

The fourth proportional to 16,683.58, 23,023.34 and 9,129.91 is: 12,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683.58 : 23,023.34 = 9,129.91 : x
  2. Step 2: Convert to fraction form
    16,683.58/23,023.34 = 9,129.91/x
  3. Step 3: Cross multiply
    16,683.58x = 23,023.34 × 9,129.91
  4. Step 4: Simplify right side
    16,683.58x = 210,201,022.10
  5. Step 5: Solve for x
    x = 210,201,022.10/16,683.58
  6. Step 6: Final answer
    x = 12,599.28

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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.