Home / 35,143.64-52,734.92-14,381.72

Finding the Fourth Proportional to 35,143.64, 52,734.92 and 14,381.72

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Solution

The fourth proportional to 35,143.64, 52,734.92 and 14,381.72 is: 21,580.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,143.64 : 52,734.92 = 14,381.72 : x
  2. Step 2: Convert to fraction form
    35,143.64/52,734.92 = 14,381.72/x
  3. Step 3: Cross multiply
    35,143.64x = 52,734.92 × 14,381.72
  4. Step 4: Simplify right side
    35,143.64x = 758,418,853.66
  5. Step 5: Solve for x
    x = 758,418,853.66/35,143.64
  6. Step 6: Final answer
    x = 21,580.54

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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.