Home / 16,683.12-23,023.02-9,129.94

Finding the Fourth Proportional to 16,683.12, 23,023.02 and 9,129.94

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Solution

The fourth proportional to 16,683.12, 23,023.02 and 9,129.94 is: 12,599.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683.12 : 23,023.02 = 9,129.94 : x
  2. Step 2: Convert to fraction form
    16,683.12/23,023.02 = 9,129.94/x
  3. Step 3: Cross multiply
    16,683.12x = 23,023.02 × 9,129.94
  4. Step 4: Simplify right side
    16,683.12x = 210,198,791.22
  5. Step 5: Solve for x
    x = 210,198,791.22/16,683.12
  6. Step 6: Final answer
    x = 12,599.49

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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.