Home / 25,331.40-37,996.16-7,800.75

Finding the Fourth Proportional to 25,331.40, 37,996.16 and 7,800.75

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Solution

The fourth proportional to 25,331.40, 37,996.16 and 7,800.75 is: 11,700.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,331.40 : 37,996.16 = 7,800.75 : x
  2. Step 2: Convert to fraction form
    25,331.40/37,996.16 = 7,800.75/x
  3. Step 3: Cross multiply
    25,331.40x = 37,996.16 × 7,800.75
  4. Step 4: Simplify right side
    25,331.40x = 296,398,506.12
  5. Step 5: Solve for x
    x = 296,398,506.12/25,331.40
  6. Step 6: Final answer
    x = 11,700.83

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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.