Home / 30,529.92-45,810.50-14,537.56

Finding the Fourth Proportional to 30,529.92, 45,810.50 and 14,537.56

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Solution

The fourth proportional to 30,529.92, 45,810.50 and 14,537.56 is: 21,813.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,529.92 : 45,810.50 = 14,537.56 : x
  2. Step 2: Convert to fraction form
    30,529.92/45,810.50 = 14,537.56/x
  3. Step 3: Cross multiply
    30,529.92x = 45,810.50 × 14,537.56
  4. Step 4: Simplify right side
    30,529.92x = 665,972,892.38
  5. Step 5: Solve for x
    x = 665,972,892.38/30,529.92
  6. Step 6: Final answer
    x = 21,813.78

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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.