Home / 25,769.79-35,562.69-15,014.43

Finding the Fourth Proportional to 25,769.79, 35,562.69 and 15,014.43

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Solution

The fourth proportional to 25,769.79, 35,562.69 and 15,014.43 is: 20,720.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,769.79 : 35,562.69 = 15,014.43 : x
  2. Step 2: Convert to fraction form
    25,769.79/35,562.69 = 15,014.43/x
  3. Step 3: Cross multiply
    25,769.79x = 35,562.69 × 15,014.43
  4. Step 4: Simplify right side
    25,769.79x = 533,953,519.62
  5. Step 5: Solve for x
    x = 533,953,519.62/25,769.79
  6. Step 6: Final answer
    x = 20,720.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.