Home / 35,327.04-48,729.72-20,977.14

Finding the Fourth Proportional to 35,327.04, 48,729.72 and 20,977.14

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Solution

The fourth proportional to 35,327.04, 48,729.72 and 20,977.14 is: 28,935.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,327.04 : 48,729.72 = 20,977.14 : x
  2. Step 2: Convert to fraction form
    35,327.04/48,729.72 = 20,977.14/x
  3. Step 3: Cross multiply
    35,327.04x = 48,729.72 × 20,977.14
  4. Step 4: Simplify right side
    35,327.04x = 1,022,210,158.60
  5. Step 5: Solve for x
    x = 1,022,210,158.60/35,327.04
  6. Step 6: Final answer
    x = 28,935.63

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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.