Home / 57,087.45-85,631.72-25,499.07

Finding the Fourth Proportional to 57,087.45, 85,631.72 and 25,499.07

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Solution

The fourth proportional to 57,087.45, 85,631.72 and 25,499.07 is: 38,248.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,087.45 : 85,631.72 = 25,499.07 : x
  2. Step 2: Convert to fraction form
    57,087.45/85,631.72 = 25,499.07/x
  3. Step 3: Cross multiply
    57,087.45x = 85,631.72 × 25,499.07
  4. Step 4: Simplify right side
    57,087.45x = 2,183,529,095.01
  5. Step 5: Solve for x
    x = 2,183,529,095.01/57,087.45
  6. Step 6: Final answer
    x = 38,248.85

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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.