Home / 43,784.06-65,685.69-14,204.88

Finding the Fourth Proportional to 43,784.06, 65,685.69 and 14,204.88

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Solution

The fourth proportional to 43,784.06, 65,685.69 and 14,204.88 is: 21,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,784.06 : 65,685.69 = 14,204.88 : x
  2. Step 2: Convert to fraction form
    43,784.06/65,685.69 = 14,204.88/x
  3. Step 3: Cross multiply
    43,784.06x = 65,685.69 × 14,204.88
  4. Step 4: Simplify right side
    43,784.06x = 933,057,344.17
  5. Step 5: Solve for x
    x = 933,057,344.17/43,784.06
  6. Step 6: Final answer
    x = 21,310.44

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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.