Home / 39,557.70-54,595.68-22,561.92

Finding the Fourth Proportional to 39,557.70, 54,595.68 and 22,561.92

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Solution

The fourth proportional to 39,557.70, 54,595.68 and 22,561.92 is: 31,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,557.70 : 54,595.68 = 22,561.92 : x
  2. Step 2: Convert to fraction form
    39,557.70/54,595.68 = 22,561.92/x
  3. Step 3: Cross multiply
    39,557.70x = 54,595.68 × 22,561.92
  4. Step 4: Simplify right side
    39,557.70x = 1,231,783,364.51
  5. Step 5: Solve for x
    x = 1,231,783,364.51/39,557.70
  6. Step 6: Final answer
    x = 31,138.90

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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.