Home / 35,520.20-53,282.93-10,218.69

Finding the Fourth Proportional to 35,520.20, 53,282.93 and 10,218.69

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Solution

The fourth proportional to 35,520.20, 53,282.93 and 10,218.69 is: 15,328.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520.20 : 53,282.93 = 10,218.69 : x
  2. Step 2: Convert to fraction form
    35,520.20/53,282.93 = 10,218.69/x
  3. Step 3: Cross multiply
    35,520.20x = 53,282.93 × 10,218.69
  4. Step 4: Simplify right side
    35,520.20x = 544,481,692.87
  5. Step 5: Solve for x
    x = 544,481,692.87/35,520.20
  6. Step 6: Final answer
    x = 15,328.79

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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.