Home / 14,155.67-21,233.56-4,295.03

Finding the Fourth Proportional to 14,155.67, 21,233.56 and 4,295.03

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Solution

The fourth proportional to 14,155.67, 21,233.56 and 4,295.03 is: 6,442.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155.67 : 21,233.56 = 4,295.03 : x
  2. Step 2: Convert to fraction form
    14,155.67/21,233.56 = 4,295.03/x
  3. Step 3: Cross multiply
    14,155.67x = 21,233.56 × 4,295.03
  4. Step 4: Simplify right side
    14,155.67x = 91,198,777.21
  5. Step 5: Solve for x
    x = 91,198,777.21/14,155.67
  6. Step 6: Final answer
    x = 6,442.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.