Home / 52,967.64-79,450.43-21,376.86

Finding the Fourth Proportional to 52,967.64, 79,450.43 and 21,376.86

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Solution

The fourth proportional to 52,967.64, 79,450.43 and 21,376.86 is: 32,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,967.64 : 79,450.43 = 21,376.86 : x
  2. Step 2: Convert to fraction form
    52,967.64/79,450.43 = 21,376.86/x
  3. Step 3: Cross multiply
    52,967.64x = 79,450.43 × 21,376.86
  4. Step 4: Simplify right side
    52,967.64x = 1,698,400,719.05
  5. Step 5: Solve for x
    x = 1,698,400,719.05/52,967.64
  6. Step 6: Final answer
    x = 32,064.87

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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.