Home / 39,045.24-53,858.21-28,825.83

Finding the Fourth Proportional to 39,045.24, 53,858.21 and 28,825.83

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Solution

The fourth proportional to 39,045.24, 53,858.21 and 28,825.83 is: 39,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,045.24 : 53,858.21 = 28,825.83 : x
  2. Step 2: Convert to fraction form
    39,045.24/53,858.21 = 28,825.83/x
  3. Step 3: Cross multiply
    39,045.24x = 53,858.21 × 28,825.83
  4. Step 4: Simplify right side
    39,045.24x = 1,552,507,461.44
  5. Step 5: Solve for x
    x = 1,552,507,461.44/39,045.24
  6. Step 6: Final answer
    x = 39,761.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.