Home / 14,016.85-21,032.11-6,619.32

Finding the Fourth Proportional to 14,016.85, 21,032.11 and 6,619.32

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Solution

The fourth proportional to 14,016.85, 21,032.11 and 6,619.32 is: 9,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016.85 : 21,032.11 = 6,619.32 : x
  2. Step 2: Convert to fraction form
    14,016.85/21,032.11 = 6,619.32/x
  3. Step 3: Cross multiply
    14,016.85x = 21,032.11 × 6,619.32
  4. Step 4: Simplify right side
    14,016.85x = 139,218,237.41
  5. Step 5: Solve for x
    x = 139,218,237.41/14,016.85
  6. Step 6: Final answer
    x = 9,932.21

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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.