Home / 33,130.05-49,687.93-10,938.17

Finding the Fourth Proportional to 33,130.05, 49,687.93 and 10,938.17

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Solution

The fourth proportional to 33,130.05, 49,687.93 and 10,938.17 is: 16,404.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,130.05 : 49,687.93 = 10,938.17 : x
  2. Step 2: Convert to fraction form
    33,130.05/49,687.93 = 10,938.17/x
  3. Step 3: Cross multiply
    33,130.05x = 49,687.93 × 10,938.17
  4. Step 4: Simplify right side
    33,130.05x = 543,495,163.18
  5. Step 5: Solve for x
    x = 543,495,163.18/33,130.05
  6. Step 6: Final answer
    x = 16,404.90

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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.