Home / 33,245.14-45,877.29-18,138.10

Finding the Fourth Proportional to 33,245.14, 45,877.29 and 18,138.10

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Solution

The fourth proportional to 33,245.14, 45,877.29 and 18,138.10 is: 25,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,245.14 : 45,877.29 = 18,138.10 : x
  2. Step 2: Convert to fraction form
    33,245.14/45,877.29 = 18,138.10/x
  3. Step 3: Cross multiply
    33,245.14x = 45,877.29 × 18,138.10
  4. Step 4: Simplify right side
    33,245.14x = 832,126,644.36
  5. Step 5: Solve for x
    x = 832,126,644.36/33,245.14
  6. Step 6: Final answer
    x = 25,030.03

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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.