Home / 43,322-64,973.01-13,734.32

Finding the Fourth Proportional to 43,322, 64,973.01 and 13,734.32

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Solution

The fourth proportional to 43,322, 64,973.01 and 13,734.32 is: 20,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,322 : 64,973.01 = 13,734.32 : x
  2. Step 2: Convert to fraction form
    43,322/64,973.01 = 13,734.32/x
  3. Step 3: Cross multiply
    43,322x = 64,973.01 × 13,734.32
  4. Step 4: Simplify right side
    43,322x = 892,360,110.70
  5. Step 5: Solve for x
    x = 892,360,110.70/43,322
  6. Step 6: Final answer
    x = 20,598.31

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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.