Home / 19,256.70-28,865.61-10,473.42

Finding the Fourth Proportional to 19,256.70, 28,865.61 and 10,473.42

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Solution

The fourth proportional to 19,256.70, 28,865.61 and 10,473.42 is: 15,699.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.70 : 28,865.61 = 10,473.42 : x
  2. Step 2: Convert to fraction form
    19,256.70/28,865.61 = 10,473.42/x
  3. Step 3: Cross multiply
    19,256.70x = 28,865.61 × 10,473.42
  4. Step 4: Simplify right side
    19,256.70x = 302,321,657.09
  5. Step 5: Solve for x
    x = 302,321,657.09/19,256.70
  6. Step 6: Final answer
    x = 15,699.56

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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.