Home / 14,046.24-21,072.40-4,186.32

Finding the Fourth Proportional to 14,046.24, 21,072.40 and 4,186.32

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Solution

The fourth proportional to 14,046.24, 21,072.40 and 4,186.32 is: 6,280.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,046.24 : 21,072.40 = 4,186.32 : x
  2. Step 2: Convert to fraction form
    14,046.24/21,072.40 = 4,186.32/x
  3. Step 3: Cross multiply
    14,046.24x = 21,072.40 × 4,186.32
  4. Step 4: Simplify right side
    14,046.24x = 88,215,809.57
  5. Step 5: Solve for x
    x = 88,215,809.57/14,046.24
  6. Step 6: Final answer
    x = 6,280.39

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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.