Home / 18,548.43-25,598.22-11,478.96

Finding the Fourth Proportional to 18,548.43, 25,598.22 and 11,478.96

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Solution

The fourth proportional to 18,548.43, 25,598.22 and 11,478.96 is: 15,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548.43 : 25,598.22 = 11,478.96 : x
  2. Step 2: Convert to fraction form
    18,548.43/25,598.22 = 11,478.96/x
  3. Step 3: Cross multiply
    18,548.43x = 25,598.22 × 11,478.96
  4. Step 4: Simplify right side
    18,548.43x = 293,840,943.45
  5. Step 5: Solve for x
    x = 293,840,943.45/18,548.43
  6. Step 6: Final answer
    x = 15,841.82

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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.