Home / 16,977.58-25,476.28-7,116.02

Finding the Fourth Proportional to 16,977.58, 25,476.28 and 7,116.02

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Solution

The fourth proportional to 16,977.58, 25,476.28 and 7,116.02 is: 10,678.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.58 : 25,476.28 = 7,116.02 : x
  2. Step 2: Convert to fraction form
    16,977.58/25,476.28 = 7,116.02/x
  3. Step 3: Cross multiply
    16,977.58x = 25,476.28 × 7,116.02
  4. Step 4: Simplify right side
    16,977.58x = 181,289,718.01
  5. Step 5: Solve for x
    x = 181,289,718.01/16,977.58
  6. Step 6: Final answer
    x = 10,678.18

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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.