Home / 56,274.30-84,415.92-18,834.57

Finding the Fourth Proportional to 56,274.30, 84,415.92 and 18,834.57

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Solution

The fourth proportional to 56,274.30, 84,415.92 and 18,834.57 is: 28,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,274.30 : 84,415.92 = 18,834.57 : x
  2. Step 2: Convert to fraction form
    56,274.30/84,415.92 = 18,834.57/x
  3. Step 3: Cross multiply
    56,274.30x = 84,415.92 × 18,834.57
  4. Step 4: Simplify right side
    56,274.30x = 1,589,937,554.35
  5. Step 5: Solve for x
    x = 1,589,937,554.35/56,274.30
  6. Step 6: Final answer
    x = 28,253.35

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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.