Home / 35,560.62-53,302.68-18,903.90

Finding the Fourth Proportional to 35,560.62, 53,302.68 and 18,903.90

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Solution

The fourth proportional to 35,560.62, 53,302.68 and 18,903.90 is: 28,335.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,560.62 : 53,302.68 = 18,903.90 : x
  2. Step 2: Convert to fraction form
    35,560.62/53,302.68 = 18,903.90/x
  3. Step 3: Cross multiply
    35,560.62x = 53,302.68 × 18,903.90
  4. Step 4: Simplify right side
    35,560.62x = 1,007,628,532.45
  5. Step 5: Solve for x
    x = 1,007,628,532.45/35,560.62
  6. Step 6: Final answer
    x = 28,335.52

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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.