Home / 35,775.60-53,658.24-12,078.85

Finding the Fourth Proportional to 35,775.60, 53,658.24 and 12,078.85

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Solution

The fourth proportional to 35,775.60, 53,658.24 and 12,078.85 is: 18,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,775.60 : 53,658.24 = 12,078.85 : x
  2. Step 2: Convert to fraction form
    35,775.60/53,658.24 = 12,078.85/x
  3. Step 3: Cross multiply
    35,775.60x = 53,658.24 × 12,078.85
  4. Step 4: Simplify right side
    35,775.60x = 648,129,832.22
  5. Step 5: Solve for x
    x = 648,129,832.22/35,775.60
  6. Step 6: Final answer
    x = 18,116.53

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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.