Home / 21,073.44-29,054.40-17,282.88

Finding the Fourth Proportional to 21,073.44, 29,054.40 and 17,282.88

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Solution

The fourth proportional to 21,073.44, 29,054.40 and 17,282.88 is: 23,828.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,073.44 : 29,054.40 = 17,282.88 : x
  2. Step 2: Convert to fraction form
    21,073.44/29,054.40 = 17,282.88/x
  3. Step 3: Cross multiply
    21,073.44x = 29,054.40 × 17,282.88
  4. Step 4: Simplify right side
    21,073.44x = 502,143,708.67
  5. Step 5: Solve for x
    x = 502,143,708.67/21,073.44
  6. Step 6: Final answer
    x = 23,828.27

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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.