Home / 13,975.32-20,963.64-4,616.18

Finding the Fourth Proportional to 13,975.32, 20,963.64 and 4,616.18

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Solution

The fourth proportional to 13,975.32, 20,963.64 and 4,616.18 is: 6,924.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,975.32 : 20,963.64 = 4,616.18 : x
  2. Step 2: Convert to fraction form
    13,975.32/20,963.64 = 4,616.18/x
  3. Step 3: Cross multiply
    13,975.32x = 20,963.64 × 4,616.18
  4. Step 4: Simplify right side
    13,975.32x = 96,771,926.80
  5. Step 5: Solve for x
    x = 96,771,926.80/13,975.32
  6. Step 6: Final answer
    x = 6,924.49

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1.5x scale

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.