Home / 29,257.04-40,374.66-15,828.31

Finding the Fourth Proportional to 29,257.04, 40,374.66 and 15,828.31

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Solution

The fourth proportional to 29,257.04, 40,374.66 and 15,828.31 is: 21,843.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,257.04 : 40,374.66 = 15,828.31 : x
  2. Step 2: Convert to fraction form
    29,257.04/40,374.66 = 15,828.31/x
  3. Step 3: Cross multiply
    29,257.04x = 40,374.66 × 15,828.31
  4. Step 4: Simplify right side
    29,257.04x = 639,062,634.62
  5. Step 5: Solve for x
    x = 639,062,634.62/29,257.04
  6. Step 6: Final answer
    x = 21,843.04

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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.