Home / 16,776.84-25,168.88-5,091

Finding the Fourth Proportional to 16,776.84, 25,168.88 and 5,091

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Solution

The fourth proportional to 16,776.84, 25,168.88 and 5,091 is: 7,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.84 : 25,168.88 = 5,091 : x
  2. Step 2: Convert to fraction form
    16,776.84/25,168.88 = 5,091/x
  3. Step 3: Cross multiply
    16,776.84x = 25,168.88 × 5,091
  4. Step 4: Simplify right side
    16,776.84x = 128,134,768.08
  5. Step 5: Solve for x
    x = 128,134,768.08/16,776.84
  6. Step 6: Final answer
    x = 7,637.60

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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.