Home / 18,039.13-24,877.88-11,325.39

Finding the Fourth Proportional to 18,039.13, 24,877.88 and 11,325.39

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Solution

The fourth proportional to 18,039.13, 24,877.88 and 11,325.39 is: 15,618.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039.13 : 24,877.88 = 11,325.39 : x
  2. Step 2: Convert to fraction form
    18,039.13/24,877.88 = 11,325.39/x
  3. Step 3: Cross multiply
    18,039.13x = 24,877.88 × 11,325.39
  4. Step 4: Simplify right side
    18,039.13x = 281,751,649.63
  5. Step 5: Solve for x
    x = 281,751,649.63/18,039.13
  6. Step 6: Final answer
    x = 15,618.91

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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.