Home / 36,051.86-54,099.72-13,867.16

Finding the Fourth Proportional to 36,051.86, 54,099.72 and 13,867.16

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Solution

The fourth proportional to 36,051.86, 54,099.72 and 13,867.16 is: 20,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,051.86 : 54,099.72 = 13,867.16 : x
  2. Step 2: Convert to fraction form
    36,051.86/54,099.72 = 13,867.16/x
  3. Step 3: Cross multiply
    36,051.86x = 54,099.72 × 13,867.16
  4. Step 4: Simplify right side
    36,051.86x = 750,209,473.20
  5. Step 5: Solve for x
    x = 750,209,473.20/36,051.86
  6. Step 6: Final answer
    x = 20,809.18

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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.