Home / 25,134.20-37,706.70-7,605.80

Finding the Fourth Proportional to 25,134.20, 37,706.70 and 7,605.80

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Solution

The fourth proportional to 25,134.20, 37,706.70 and 7,605.80 is: 11,410.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,134.20 : 37,706.70 = 7,605.80 : x
  2. Step 2: Convert to fraction form
    25,134.20/37,706.70 = 7,605.80/x
  3. Step 3: Cross multiply
    25,134.20x = 37,706.70 × 7,605.80
  4. Step 4: Simplify right side
    25,134.20x = 286,789,618.86
  5. Step 5: Solve for x
    x = 286,789,618.86/25,134.20
  6. Step 6: Final answer
    x = 11,410.33

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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.