Home / 39,285.51-54,212.98-22,935.84

Finding the Fourth Proportional to 39,285.51, 54,212.98 and 22,935.84

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Solution

The fourth proportional to 39,285.51, 54,212.98 and 22,935.84 is: 31,650.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,285.51 : 54,212.98 = 22,935.84 : x
  2. Step 2: Convert to fraction form
    39,285.51/54,212.98 = 22,935.84/x
  3. Step 3: Cross multiply
    39,285.51x = 54,212.98 × 22,935.84
  4. Step 4: Simplify right side
    39,285.51x = 1,243,420,322.52
  5. Step 5: Solve for x
    x = 1,243,420,322.52/39,285.51
  6. Step 6: Final answer
    x = 31,650.87

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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.