Home / 18,534.96-25,578.90-10,151.46

Finding the Fourth Proportional to 18,534.96, 25,578.90 and 10,151.46

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Solution

The fourth proportional to 18,534.96, 25,578.90 and 10,151.46 is: 14,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534.96 : 25,578.90 = 10,151.46 : x
  2. Step 2: Convert to fraction form
    18,534.96/25,578.90 = 10,151.46/x
  3. Step 3: Cross multiply
    18,534.96x = 25,578.90 × 10,151.46
  4. Step 4: Simplify right side
    18,534.96x = 259,663,180.19
  5. Step 5: Solve for x
    x = 259,663,180.19/18,534.96
  6. Step 6: Final answer
    x = 14,009.37

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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.