Home / 35,279.46-52,905.35-14,215.57

Finding the Fourth Proportional to 35,279.46, 52,905.35 and 14,215.57

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Solution

The fourth proportional to 35,279.46, 52,905.35 and 14,215.57 is: 21,317.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.46 : 52,905.35 = 14,215.57 : x
  2. Step 2: Convert to fraction form
    35,279.46/52,905.35 = 14,215.57/x
  3. Step 3: Cross multiply
    35,279.46x = 52,905.35 × 14,215.57
  4. Step 4: Simplify right side
    35,279.46x = 752,079,609.58
  5. Step 5: Solve for x
    x = 752,079,609.58/35,279.46
  6. Step 6: Final answer
    x = 21,317.78

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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.