Home / 25,713.28-35,483.20-15,104

Finding the Fourth Proportional to 25,713.28, 35,483.20 and 15,104

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Solution

The fourth proportional to 25,713.28, 35,483.20 and 15,104 is: 20,842.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,713.28 : 35,483.20 = 15,104 : x
  2. Step 2: Convert to fraction form
    25,713.28/35,483.20 = 15,104/x
  3. Step 3: Cross multiply
    25,713.28x = 35,483.20 × 15,104
  4. Step 4: Simplify right side
    25,713.28x = 535,938,252.80
  5. Step 5: Solve for x
    x = 535,938,252.80/25,713.28
  6. Step 6: Final answer
    x = 20,842.86

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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.