Home / 35,929.41-49,583.10-20,618.45

Finding the Fourth Proportional to 35,929.41, 49,583.10 and 20,618.45

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Solution

The fourth proportional to 35,929.41, 49,583.10 and 20,618.45 is: 28,453.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,929.41 : 49,583.10 = 20,618.45 : x
  2. Step 2: Convert to fraction form
    35,929.41/49,583.10 = 20,618.45/x
  3. Step 3: Cross multiply
    35,929.41x = 49,583.10 × 20,618.45
  4. Step 4: Simplify right side
    35,929.41x = 1,022,326,503.12
  5. Step 5: Solve for x
    x = 1,022,326,503.12/35,929.41
  6. Step 6: Final answer
    x = 28,453.75

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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.