Home / 43,853.52-65,780.28-35,143.32

Finding the Fourth Proportional to 43,853.52, 65,780.28 and 35,143.32

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Solution

The fourth proportional to 43,853.52, 65,780.28 and 35,143.32 is: 52,714.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,853.52 : 65,780.28 = 35,143.32 : x
  2. Step 2: Convert to fraction form
    43,853.52/65,780.28 = 35,143.32/x
  3. Step 3: Cross multiply
    43,853.52x = 65,780.28 × 35,143.32
  4. Step 4: Simplify right side
    43,853.52x = 2,311,737,429.73
  5. Step 5: Solve for x
    x = 2,311,737,429.73/43,853.52
  6. Step 6: Final answer
    x = 52,714.98

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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.