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Finding the Fourth Proportional to 36,055.60, 54,061.80 and 18,559.60

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Solution

The fourth proportional to 36,055.60, 54,061.80 and 18,559.60 is: 27,828.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,055.60 : 54,061.80 = 18,559.60 : x
  2. Step 2: Convert to fraction form
    36,055.60/54,061.80 = 18,559.60/x
  3. Step 3: Cross multiply
    36,055.60x = 54,061.80 × 18,559.60
  4. Step 4: Simplify right side
    36,055.60x = 1,003,365,383.28
  5. Step 5: Solve for x
    x = 1,003,365,383.28/36,055.60
  6. Step 6: Final answer
    x = 27,828.28

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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.