Home / 16,683.54-23,015.31-10,307.82

Finding the Fourth Proportional to 16,683.54, 23,015.31 and 10,307.82

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Solution

The fourth proportional to 16,683.54, 23,015.31 and 10,307.82 is: 14,219.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683.54 : 23,015.31 = 10,307.82 : x
  2. Step 2: Convert to fraction form
    16,683.54/23,015.31 = 10,307.82/x
  3. Step 3: Cross multiply
    16,683.54x = 23,015.31 × 10,307.82
  4. Step 4: Simplify right side
    16,683.54x = 237,237,720.38
  5. Step 5: Solve for x
    x = 237,237,720.38/16,683.54
  6. Step 6: Final answer
    x = 14,219.87

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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.