Home / 25,320.24-37,977.93-7,790.22

Finding the Fourth Proportional to 25,320.24, 37,977.93 and 7,790.22

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Solution

The fourth proportional to 25,320.24, 37,977.93 and 7,790.22 is: 11,684.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,320.24 : 37,977.93 = 7,790.22 : x
  2. Step 2: Convert to fraction form
    25,320.24/37,977.93 = 7,790.22/x
  3. Step 3: Cross multiply
    25,320.24x = 37,977.93 × 7,790.22
  4. Step 4: Simplify right side
    25,320.24x = 295,856,429.84
  5. Step 5: Solve for x
    x = 295,856,429.84/25,320.24
  6. Step 6: Final answer
    x = 11,684.58

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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.