Home / 43,214.45-64,842.63-19,538.35

Finding the Fourth Proportional to 43,214.45, 64,842.63 and 19,538.35

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Solution

The fourth proportional to 43,214.45, 64,842.63 and 19,538.35 is: 29,317.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,214.45 : 64,842.63 = 19,538.35 : x
  2. Step 2: Convert to fraction form
    43,214.45/64,842.63 = 19,538.35/x
  3. Step 3: Cross multiply
    43,214.45x = 64,842.63 × 19,538.35
  4. Step 4: Simplify right side
    43,214.45x = 1,266,917,764.49
  5. Step 5: Solve for x
    x = 1,266,917,764.49/43,214.45
  6. Step 6: Final answer
    x = 29,317.00

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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.