Home / 14,146.29-21,214.42-4,148.26

Finding the Fourth Proportional to 14,146.29, 21,214.42 and 4,148.26

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Solution

The fourth proportional to 14,146.29, 21,214.42 and 4,148.26 is: 6,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.29 : 21,214.42 = 4,148.26 : x
  2. Step 2: Convert to fraction form
    14,146.29/21,214.42 = 4,148.26/x
  3. Step 3: Cross multiply
    14,146.29x = 21,214.42 × 4,148.26
  4. Step 4: Simplify right side
    14,146.29x = 88,002,866.50
  5. Step 5: Solve for x
    x = 88,002,866.50/14,146.29
  6. Step 6: Final answer
    x = 6,220.91

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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.