Home / 25,086.80-37,635.82-8,445.55

Finding the Fourth Proportional to 25,086.80, 37,635.82 and 8,445.55

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Solution

The fourth proportional to 25,086.80, 37,635.82 and 8,445.55 is: 12,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,086.80 : 37,635.82 = 8,445.55 : x
  2. Step 2: Convert to fraction form
    25,086.80/37,635.82 = 8,445.55/x
  3. Step 3: Cross multiply
    25,086.80x = 37,635.82 × 8,445.55
  4. Step 4: Simplify right side
    25,086.80x = 317,855,199.60
  5. Step 5: Solve for x
    x = 317,855,199.60/25,086.80
  6. Step 6: Final answer
    x = 12,670.22

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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.