Home / 35,622.81-49,160.93-19,706.99

Finding the Fourth Proportional to 35,622.81, 49,160.93 and 19,706.99

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Solution

The fourth proportional to 35,622.81, 49,160.93 and 19,706.99 is: 27,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,622.81 : 49,160.93 = 19,706.99 : x
  2. Step 2: Convert to fraction form
    35,622.81/49,160.93 = 19,706.99/x
  3. Step 3: Cross multiply
    35,622.81x = 49,160.93 × 19,706.99
  4. Step 4: Simplify right side
    35,622.81x = 968,813,611.56
  5. Step 5: Solve for x
    x = 968,813,611.56/35,622.81
  6. Step 6: Final answer
    x = 27,196.44

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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.