Home / 18,713.48-25,825.57-10,756.44

Finding the Fourth Proportional to 18,713.48, 25,825.57 and 10,756.44

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Solution

The fourth proportional to 18,713.48, 25,825.57 and 10,756.44 is: 14,844.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713.48 : 25,825.57 = 10,756.44 : x
  2. Step 2: Convert to fraction form
    18,713.48/25,825.57 = 10,756.44/x
  3. Step 3: Cross multiply
    18,713.48x = 25,825.57 × 10,756.44
  4. Step 4: Simplify right side
    18,713.48x = 277,791,167.28
  5. Step 5: Solve for x
    x = 277,791,167.28/18,713.48
  6. Step 6: Final answer
    x = 14,844.45

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1.5x scale

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.