Home / 16,918.29-25,370.15-6,522.75

Finding the Fourth Proportional to 16,918.29, 25,370.15 and 6,522.75

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Solution

The fourth proportional to 16,918.29, 25,370.15 and 6,522.75 is: 9,781.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.29 : 25,370.15 = 6,522.75 : x
  2. Step 2: Convert to fraction form
    16,918.29/25,370.15 = 6,522.75/x
  3. Step 3: Cross multiply
    16,918.29x = 25,370.15 × 6,522.75
  4. Step 4: Simplify right side
    16,918.29x = 165,483,113.30
  5. Step 5: Solve for x
    x = 165,483,113.30/16,918.29
  6. Step 6: Final answer
    x = 9,781.31

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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.