Home / 16,719.84-25,072.92-8,927.28

Finding the Fourth Proportional to 16,719.84, 25,072.92 and 8,927.28

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Solution

The fourth proportional to 16,719.84, 25,072.92 and 8,927.28 is: 13,387.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.84 : 25,072.92 = 8,927.28 : x
  2. Step 2: Convert to fraction form
    16,719.84/25,072.92 = 8,927.28/x
  3. Step 3: Cross multiply
    16,719.84x = 25,072.92 × 8,927.28
  4. Step 4: Simplify right side
    16,719.84x = 223,832,977.26
  5. Step 5: Solve for x
    x = 223,832,977.26/16,719.84
  6. Step 6: Final answer
    x = 13,387.27

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1.5x scale

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.