Home / 16,783.22-25,178.49-5,097.35

Finding the Fourth Proportional to 16,783.22, 25,178.49 and 5,097.35

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Solution

The fourth proportional to 16,783.22, 25,178.49 and 5,097.35 is: 7,647.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,783.22 : 25,178.49 = 5,097.35 : x
  2. Step 2: Convert to fraction form
    16,783.22/25,178.49 = 5,097.35/x
  3. Step 3: Cross multiply
    16,783.22x = 25,178.49 × 5,097.35
  4. Step 4: Simplify right side
    16,783.22x = 128,343,450.11
  5. Step 5: Solve for x
    x = 128,343,450.11/16,783.22
  6. Step 6: Final answer
    x = 7,647.13

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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.