Home / 16,683.78-23,023.41-9,130.02

Finding the Fourth Proportional to 16,683.78, 23,023.41 and 9,130.02

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Solution

The fourth proportional to 16,683.78, 23,023.41 and 9,130.02 is: 12,599.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683.78 : 23,023.41 = 9,130.02 : x
  2. Step 2: Convert to fraction form
    16,683.78/23,023.41 = 9,130.02/x
  3. Step 3: Cross multiply
    16,683.78x = 23,023.41 × 9,130.02
  4. Step 4: Simplify right side
    16,683.78x = 210,204,193.77
  5. Step 5: Solve for x
    x = 210,204,193.77/16,683.78
  6. Step 6: Final answer
    x = 12,599.31

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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.