Home / 25,454.82-38,173.08-8,810.34

Finding the Fourth Proportional to 25,454.82, 38,173.08 and 8,810.34

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Solution

The fourth proportional to 25,454.82, 38,173.08 and 8,810.34 is: 13,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,454.82 : 38,173.08 = 8,810.34 : x
  2. Step 2: Convert to fraction form
    25,454.82/38,173.08 = 8,810.34/x
  3. Step 3: Cross multiply
    25,454.82x = 38,173.08 × 8,810.34
  4. Step 4: Simplify right side
    25,454.82x = 336,317,622.78
  5. Step 5: Solve for x
    x = 336,317,622.78/25,454.82
  6. Step 6: Final answer
    x = 13,212.34

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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.