Home / 25,189.07-37,782.23-7,657.53

Finding the Fourth Proportional to 25,189.07, 37,782.23 and 7,657.53

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Solution

The fourth proportional to 25,189.07, 37,782.23 and 7,657.53 is: 11,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.07 : 37,782.23 = 7,657.53 : x
  2. Step 2: Convert to fraction form
    25,189.07/37,782.23 = 7,657.53/x
  3. Step 3: Cross multiply
    25,189.07x = 37,782.23 × 7,657.53
  4. Step 4: Simplify right side
    25,189.07x = 289,318,379.72
  5. Step 5: Solve for x
    x = 289,318,379.72/25,189.07
  6. Step 6: Final answer
    x = 11,485.87

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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.