Home / 36,350.13-54,533.93-12,654.19

Finding the Fourth Proportional to 36,350.13, 54,533.93 and 12,654.19

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Solution

The fourth proportional to 36,350.13, 54,533.93 and 12,654.19 is: 18,984.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,350.13 : 54,533.93 = 12,654.19 : x
  2. Step 2: Convert to fraction form
    36,350.13/54,533.93 = 12,654.19/x
  3. Step 3: Cross multiply
    36,350.13x = 54,533.93 × 12,654.19
  4. Step 4: Simplify right side
    36,350.13x = 690,082,811.47
  5. Step 5: Solve for x
    x = 690,082,811.47/36,350.13
  6. Step 6: Final answer
    x = 18,984.33

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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.