Home / 31,718.96-43,770.88-17,570.96

Finding the Fourth Proportional to 31,718.96, 43,770.88 and 17,570.96

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Solution

The fourth proportional to 31,718.96, 43,770.88 and 17,570.96 is: 24,247.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,718.96 : 43,770.88 = 17,570.96 : x
  2. Step 2: Convert to fraction form
    31,718.96/43,770.88 = 17,570.96/x
  3. Step 3: Cross multiply
    31,718.96x = 43,770.88 × 17,570.96
  4. Step 4: Simplify right side
    31,718.96x = 769,096,381.64
  5. Step 5: Solve for x
    x = 769,096,381.64/31,718.96
  6. Step 6: Final answer
    x = 24,247.21

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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.