Home / 18,244.41-25,160.49-11,518.35

Finding the Fourth Proportional to 18,244.41, 25,160.49 and 11,518.35

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Solution

The fourth proportional to 18,244.41, 25,160.49 and 11,518.35 is: 15,884.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,244.41 : 25,160.49 = 11,518.35 : x
  2. Step 2: Convert to fraction form
    18,244.41/25,160.49 = 11,518.35/x
  3. Step 3: Cross multiply
    18,244.41x = 25,160.49 × 11,518.35
  4. Step 4: Simplify right side
    18,244.41x = 289,807,329.99
  5. Step 5: Solve for x
    x = 289,807,329.99/18,244.41
  6. Step 6: Final answer
    x = 15,884.72

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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.