Home / 18,710.10-25,824.38-10,756.95

Finding the Fourth Proportional to 18,710.10, 25,824.38 and 10,756.95

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Solution

The fourth proportional to 18,710.10, 25,824.38 and 10,756.95 is: 14,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,710.10 : 25,824.38 = 10,756.95 : x
  2. Step 2: Convert to fraction form
    18,710.10/25,824.38 = 10,756.95/x
  3. Step 3: Cross multiply
    18,710.10x = 25,824.38 × 10,756.95
  4. Step 4: Simplify right side
    18,710.10x = 277,791,564.44
  5. Step 5: Solve for x
    x = 277,791,564.44/18,710.10
  6. Step 6: Final answer
    x = 14,847.14

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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.