Home / 14,180.49-19,569.51-8,214.03

Finding the Fourth Proportional to 14,180.49, 19,569.51 and 8,214.03

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Solution

The fourth proportional to 14,180.49, 19,569.51 and 8,214.03 is: 11,335.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.49 : 19,569.51 = 8,214.03 : x
  2. Step 2: Convert to fraction form
    14,180.49/19,569.51 = 8,214.03/x
  3. Step 3: Cross multiply
    14,180.49x = 19,569.51 × 8,214.03
  4. Step 4: Simplify right side
    14,180.49x = 160,744,542.23
  5. Step 5: Solve for x
    x = 160,744,542.23/14,180.49
  6. Step 6: Final answer
    x = 11,335.61

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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.