Home / 53,679.38-80,522.10-14,236.83

Finding the Fourth Proportional to 53,679.38, 80,522.10 and 14,236.83

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Solution

The fourth proportional to 53,679.38, 80,522.10 and 14,236.83 is: 21,356.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,679.38 : 80,522.10 = 14,236.83 : x
  2. Step 2: Convert to fraction form
    53,679.38/80,522.10 = 14,236.83/x
  3. Step 3: Cross multiply
    53,679.38x = 80,522.10 × 14,236.83
  4. Step 4: Simplify right side
    53,679.38x = 1,146,379,448.94
  5. Step 5: Solve for x
    x = 1,146,379,448.94/53,679.38
  6. Step 6: Final answer
    x = 21,356.05

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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.