Home / 39,930.70-59,771.42-29,412.60

Finding the Fourth Proportional to 39,930.70, 59,771.42 and 29,412.60

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Solution

The fourth proportional to 39,930.70, 59,771.42 and 29,412.60 is: 44,027.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,930.70 : 59,771.42 = 29,412.60 : x
  2. Step 2: Convert to fraction form
    39,930.70/59,771.42 = 29,412.60/x
  3. Step 3: Cross multiply
    39,930.70x = 59,771.42 × 29,412.60
  4. Step 4: Simplify right side
    39,930.70x = 1,758,032,867.89
  5. Step 5: Solve for x
    x = 1,758,032,867.89/39,930.70
  6. Step 6: Final answer
    x = 44,027.10

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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.