Home / 35,639.55-49,181.94-20,532.17

Finding the Fourth Proportional to 35,639.55, 49,181.94 and 20,532.17

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Solution

The fourth proportional to 35,639.55, 49,181.94 and 20,532.17 is: 28,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,639.55 : 49,181.94 = 20,532.17 : x
  2. Step 2: Convert to fraction form
    35,639.55/49,181.94 = 20,532.17/x
  3. Step 3: Cross multiply
    35,639.55x = 49,181.94 × 20,532.17
  4. Step 4: Simplify right side
    35,639.55x = 1,009,812,075.96
  5. Step 5: Solve for x
    x = 1,009,812,075.96/35,639.55
  6. Step 6: Final answer
    x = 28,334.03

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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.