Home / 16,830.90-25,246.35-5,144.10

Finding the Fourth Proportional to 16,830.90, 25,246.35 and 5,144.10

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Solution

The fourth proportional to 16,830.90, 25,246.35 and 5,144.10 is: 7,716.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.90 : 25,246.35 = 5,144.10 : x
  2. Step 2: Convert to fraction form
    16,830.90/25,246.35 = 5,144.10/x
  3. Step 3: Cross multiply
    16,830.90x = 25,246.35 × 5,144.10
  4. Step 4: Simplify right side
    16,830.90x = 129,869,749.04
  5. Step 5: Solve for x
    x = 129,869,749.04/16,830.90
  6. Step 6: Final answer
    x = 7,716.15

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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.