Home / 43,853.08-65,783.77-12,263.14

Finding the Fourth Proportional to 43,853.08, 65,783.77 and 12,263.14

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Solution

The fourth proportional to 43,853.08, 65,783.77 and 12,263.14 is: 18,395.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,853.08 : 65,783.77 = 12,263.14 : x
  2. Step 2: Convert to fraction form
    43,853.08/65,783.77 = 12,263.14/x
  3. Step 3: Cross multiply
    43,853.08x = 65,783.77 × 12,263.14
  4. Step 4: Simplify right side
    43,853.08x = 806,715,252.32
  5. Step 5: Solve for x
    x = 806,715,252.32/43,853.08
  6. Step 6: Final answer
    x = 18,395.87

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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.