Home / 43,265.24-64,873.56-13,690.52

Finding the Fourth Proportional to 43,265.24, 64,873.56 and 13,690.52

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Solution

The fourth proportional to 43,265.24, 64,873.56 and 13,690.52 is: 20,528.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,265.24 : 64,873.56 = 13,690.52 : x
  2. Step 2: Convert to fraction form
    43,265.24/64,873.56 = 13,690.52/x
  3. Step 3: Cross multiply
    43,265.24x = 64,873.56 × 13,690.52
  4. Step 4: Simplify right side
    43,265.24x = 888,152,770.65
  5. Step 5: Solve for x
    x = 888,152,770.65/43,265.24
  6. Step 6: Final answer
    x = 20,528.09

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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.