Home / 43,322.20-64,973.58-19,926.16

Finding the Fourth Proportional to 43,322.20, 64,973.58 and 19,926.16

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Solution

The fourth proportional to 43,322.20, 64,973.58 and 19,926.16 is: 29,884.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,322.20 : 64,973.58 = 19,926.16 : x
  2. Step 2: Convert to fraction form
    43,322.20/64,973.58 = 19,926.16/x
  3. Step 3: Cross multiply
    43,322.20x = 64,973.58 × 19,926.16
  4. Step 4: Simplify right side
    43,322.20x = 1,294,673,950.85
  5. Step 5: Solve for x
    x = 1,294,673,950.85/43,322.20
  6. Step 6: Final answer
    x = 29,884.77

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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.