Home / 31,709.56-43,759.16-17,562.46

Finding the Fourth Proportional to 31,709.56, 43,759.16 and 17,562.46

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Solution

The fourth proportional to 31,709.56, 43,759.16 and 17,562.46 is: 24,236.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,709.56 : 43,759.16 = 17,562.46 : x
  2. Step 2: Convert to fraction form
    31,709.56/43,759.16 = 17,562.46/x
  3. Step 3: Cross multiply
    31,709.56x = 43,759.16 × 17,562.46
  4. Step 4: Simplify right side
    31,709.56x = 768,518,497.13
  5. Step 5: Solve for x
    x = 768,518,497.13/31,709.56
  6. Step 6: Final answer
    x = 24,236.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.