Home / 18,547.54-25,595.62-10,997.56

Finding the Fourth Proportional to 18,547.54, 25,595.62 and 10,997.56

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Solution

The fourth proportional to 18,547.54, 25,595.62 and 10,997.56 is: 15,176.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,547.54 : 25,595.62 = 10,997.56 : x
  2. Step 2: Convert to fraction form
    18,547.54/25,595.62 = 10,997.56/x
  3. Step 3: Cross multiply
    18,547.54x = 25,595.62 × 10,997.56
  4. Step 4: Simplify right side
    18,547.54x = 281,489,366.69
  5. Step 5: Solve for x
    x = 281,489,366.69/18,547.54
  6. Step 6: Final answer
    x = 15,176.64

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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.