Home / 37,665.66-56,429.64-17,638.41

Finding the Fourth Proportional to 37,665.66, 56,429.64 and 17,638.41

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Solution

The fourth proportional to 37,665.66, 56,429.64 and 17,638.41 is: 26,425.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,665.66 : 56,429.64 = 17,638.41 : x
  2. Step 2: Convert to fraction form
    37,665.66/56,429.64 = 17,638.41/x
  3. Step 3: Cross multiply
    37,665.66x = 56,429.64 × 17,638.41
  4. Step 4: Simplify right side
    37,665.66x = 995,329,126.47
  5. Step 5: Solve for x
    x = 995,329,126.47/37,665.66
  6. Step 6: Final answer
    x = 26,425.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.