Home / 25,140.80-37,717.44-7,610.68

Finding the Fourth Proportional to 25,140.80, 37,717.44 and 7,610.68

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Solution

The fourth proportional to 25,140.80, 37,717.44 and 7,610.68 is: 11,417.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.80 : 37,717.44 = 7,610.68 : x
  2. Step 2: Convert to fraction form
    25,140.80/37,717.44 = 7,610.68/x
  3. Step 3: Cross multiply
    25,140.80x = 37,717.44 × 7,610.68
  4. Step 4: Simplify right side
    25,140.80x = 287,055,384.87
  5. Step 5: Solve for x
    x = 287,055,384.87/25,140.80
  6. Step 6: Final answer
    x = 11,417.91

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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.