Home / 14,480.31-19,976.13-10,010.28

Finding the Fourth Proportional to 14,480.31, 19,976.13 and 10,010.28

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Solution

The fourth proportional to 14,480.31, 19,976.13 and 10,010.28 is: 13,809.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480.31 : 19,976.13 = 10,010.28 : x
  2. Step 2: Convert to fraction form
    14,480.31/19,976.13 = 10,010.28/x
  3. Step 3: Cross multiply
    14,480.31x = 19,976.13 × 10,010.28
  4. Step 4: Simplify right side
    14,480.31x = 199,966,654.62
  5. Step 5: Solve for x
    x = 199,966,654.62/14,480.31
  6. Step 6: Final answer
    x = 13,809.56

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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.