Home / 39,090.35-58,635.57-9,507.98

Finding the Fourth Proportional to 39,090.35, 58,635.57 and 9,507.98

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Solution

The fourth proportional to 39,090.35, 58,635.57 and 9,507.98 is: 14,261.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,090.35 : 58,635.57 = 9,507.98 : x
  2. Step 2: Convert to fraction form
    39,090.35/58,635.57 = 9,507.98/x
  3. Step 3: Cross multiply
    39,090.35x = 58,635.57 × 9,507.98
  4. Step 4: Simplify right side
    39,090.35x = 557,505,826.85
  5. Step 5: Solve for x
    x = 557,505,826.85/39,090.35
  6. Step 6: Final answer
    x = 14,261.98

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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.