Home / 36,355.19-54,561.93-18,830.03

Finding the Fourth Proportional to 36,355.19, 54,561.93 and 18,830.03

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Solution

The fourth proportional to 36,355.19, 54,561.93 and 18,830.03 is: 28,260.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,355.19 : 54,561.93 = 18,830.03 : x
  2. Step 2: Convert to fraction form
    36,355.19/54,561.93 = 18,830.03/x
  3. Step 3: Cross multiply
    36,355.19x = 54,561.93 × 18,830.03
  4. Step 4: Simplify right side
    36,355.19x = 1,027,402,505.95
  5. Step 5: Solve for x
    x = 1,027,402,505.95/36,355.19
  6. Step 6: Final answer
    x = 28,260.14

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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.