Home / 35,453.09-48,926.84-20,346.39

Finding the Fourth Proportional to 35,453.09, 48,926.84 and 20,346.39

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Solution

The fourth proportional to 35,453.09, 48,926.84 and 20,346.39 is: 28,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.09 : 48,926.84 = 20,346.39 : x
  2. Step 2: Convert to fraction form
    35,453.09/48,926.84 = 20,346.39/x
  3. Step 3: Cross multiply
    35,453.09x = 48,926.84 × 20,346.39
  4. Step 4: Simplify right side
    35,453.09x = 995,484,466.38
  5. Step 5: Solve for x
    x = 995,484,466.38/35,453.09
  6. Step 6: Final answer
    x = 28,078.92

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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.