Home / 39,051.44-58,580.36-12,755.60

Finding the Fourth Proportional to 39,051.44, 58,580.36 and 12,755.60

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Solution

The fourth proportional to 39,051.44, 58,580.36 and 12,755.60 is: 19,134.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,051.44 : 58,580.36 = 12,755.60 : x
  2. Step 2: Convert to fraction form
    39,051.44/58,580.36 = 12,755.60/x
  3. Step 3: Cross multiply
    39,051.44x = 58,580.36 × 12,755.60
  4. Step 4: Simplify right side
    39,051.44x = 747,227,640.02
  5. Step 5: Solve for x
    x = 747,227,640.02/39,051.44
  6. Step 6: Final answer
    x = 19,134.45

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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.