Home / 25,222.74-37,840.11-7,691.46

Finding the Fourth Proportional to 25,222.74, 37,840.11 and 7,691.46

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Solution

The fourth proportional to 25,222.74, 37,840.11 and 7,691.46 is: 11,539.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,222.74 : 37,840.11 = 7,691.46 : x
  2. Step 2: Convert to fraction form
    25,222.74/37,840.11 = 7,691.46/x
  3. Step 3: Cross multiply
    25,222.74x = 37,840.11 × 7,691.46
  4. Step 4: Simplify right side
    25,222.74x = 291,045,692.46
  5. Step 5: Solve for x
    x = 291,045,692.46/25,222.74
  6. Step 6: Final answer
    x = 11,539.02

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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.