Home / 43,066.88-64,583.92-28,271.84

Finding the Fourth Proportional to 43,066.88, 64,583.92 and 28,271.84

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Solution

The fourth proportional to 43,066.88, 64,583.92 and 28,271.84 is: 42,396.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,066.88 : 64,583.92 = 28,271.84 : x
  2. Step 2: Convert to fraction form
    43,066.88/64,583.92 = 28,271.84/x
  3. Step 3: Cross multiply
    43,066.88x = 64,583.92 × 28,271.84
  4. Step 4: Simplify right side
    43,066.88x = 1,825,906,252.81
  5. Step 5: Solve for x
    x = 1,825,906,252.81/43,066.88
  6. Step 6: Final answer
    x = 42,396.99

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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.