Home / 39,187.60-58,781.40-23,635.60

Finding the Fourth Proportional to 39,187.60, 58,781.40 and 23,635.60

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Solution

The fourth proportional to 39,187.60, 58,781.40 and 23,635.60 is: 35,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,187.60 : 58,781.40 = 23,635.60 : x
  2. Step 2: Convert to fraction form
    39,187.60/58,781.40 = 23,635.60/x
  3. Step 3: Cross multiply
    39,187.60x = 58,781.40 × 23,635.60
  4. Step 4: Simplify right side
    39,187.60x = 1,389,333,657.84
  5. Step 5: Solve for x
    x = 1,389,333,657.84/39,187.60
  6. Step 6: Final answer
    x = 35,453.40

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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.