Home / 36,355.18-54,561.93-18,830.02

Finding the Fourth Proportional to 36,355.18, 54,561.93 and 18,830.02

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Solution

The fourth proportional to 36,355.18, 54,561.93 and 18,830.02 is: 28,260.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,355.18 : 54,561.93 = 18,830.02 : x
  2. Step 2: Convert to fraction form
    36,355.18/54,561.93 = 18,830.02/x
  3. Step 3: Cross multiply
    36,355.18x = 54,561.93 × 18,830.02
  4. Step 4: Simplify right side
    36,355.18x = 1,027,402,096.73
  5. Step 5: Solve for x
    x = 1,027,402,096.73/36,355.18
  6. Step 6: Final answer
    x = 28,260.13

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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.