Home / 18,608.93-25,680.21-10,110.98

Finding the Fourth Proportional to 18,608.93, 25,680.21 and 10,110.98

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Solution

The fourth proportional to 18,608.93, 25,680.21 and 10,110.98 is: 13,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,608.93 : 25,680.21 = 10,110.98 : x
  2. Step 2: Convert to fraction form
    18,608.93/25,680.21 = 10,110.98/x
  3. Step 3: Cross multiply
    18,608.93x = 25,680.21 × 10,110.98
  4. Step 4: Simplify right side
    18,608.93x = 259,652,089.71
  5. Step 5: Solve for x
    x = 259,652,089.71/18,608.93
  6. Step 6: Final answer
    x = 13,953.09

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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.