Home / 34,742.96-52,184.16-20,730.32

Finding the Fourth Proportional to 34,742.96, 52,184.16 and 20,730.32

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Solution

The fourth proportional to 34,742.96, 52,184.16 and 20,730.32 is: 31,137.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.96 : 52,184.16 = 20,730.32 : x
  2. Step 2: Convert to fraction form
    34,742.96/52,184.16 = 20,730.32/x
  3. Step 3: Cross multiply
    34,742.96x = 52,184.16 × 20,730.32
  4. Step 4: Simplify right side
    34,742.96x = 1,081,794,335.73
  5. Step 5: Solve for x
    x = 1,081,794,335.73/34,742.96
  6. Step 6: Final answer
    x = 31,137.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.