Home / 18,975.36-26,185.32-10,591.68

Finding the Fourth Proportional to 18,975.36, 26,185.32 and 10,591.68

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Solution

The fourth proportional to 18,975.36, 26,185.32 and 10,591.68 is: 14,616.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,975.36 : 26,185.32 = 10,591.68 : x
  2. Step 2: Convert to fraction form
    18,975.36/26,185.32 = 10,591.68/x
  3. Step 3: Cross multiply
    18,975.36x = 26,185.32 × 10,591.68
  4. Step 4: Simplify right side
    18,975.36x = 277,346,530.14
  5. Step 5: Solve for x
    x = 277,346,530.14/18,975.36
  6. Step 6: Final answer
    x = 14,616.14

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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.