Home / 24,012.68-33,137.60-13,402.76

Finding the Fourth Proportional to 24,012.68, 33,137.60 and 13,402.76

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Solution

The fourth proportional to 24,012.68, 33,137.60 and 13,402.76 is: 18,495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,012.68 : 33,137.60 = 13,402.76 : x
  2. Step 2: Convert to fraction form
    24,012.68/33,137.60 = 13,402.76/x
  3. Step 3: Cross multiply
    24,012.68x = 33,137.60 × 13,402.76
  4. Step 4: Simplify right side
    24,012.68x = 444,135,299.78
  5. Step 5: Solve for x
    x = 444,135,299.78/24,012.68
  6. Step 6: Final answer
    x = 18,495.87

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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.