Home / 31,724.22-43,779.40-17,577.03

Finding the Fourth Proportional to 31,724.22, 43,779.40 and 17,577.03

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Solution

The fourth proportional to 31,724.22, 43,779.40 and 17,577.03 is: 24,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724.22 : 43,779.40 = 17,577.03 : x
  2. Step 2: Convert to fraction form
    31,724.22/43,779.40 = 17,577.03/x
  3. Step 3: Cross multiply
    31,724.22x = 43,779.40 × 17,577.03
  4. Step 4: Simplify right side
    31,724.22x = 769,511,827.18
  5. Step 5: Solve for x
    x = 769,511,827.18/31,724.22
  6. Step 6: Final answer
    x = 24,256.29

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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.