Home / 43,932.56-65,908.52-12,770.24

Finding the Fourth Proportional to 43,932.56, 65,908.52 and 12,770.24

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Solution

The fourth proportional to 43,932.56, 65,908.52 and 12,770.24 is: 19,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,932.56 : 65,908.52 = 12,770.24 : x
  2. Step 2: Convert to fraction form
    43,932.56/65,908.52 = 12,770.24/x
  3. Step 3: Cross multiply
    43,932.56x = 65,908.52 × 12,770.24
  4. Step 4: Simplify right side
    43,932.56x = 841,667,618.44
  5. Step 5: Solve for x
    x = 841,667,618.44/43,932.56
  6. Step 6: Final answer
    x = 19,158.17

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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.